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Adding upstream version 17.2.0.

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Signed-off-by: Daniel Baumann <daniel@debian.org>
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Daniel Baumann 2025-02-13 20:42:40 +01:00
parent 0aa02fba5a
commit fbce006e29
Signed by: daniel
GPG key ID: FBB4F0E80A80222F
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docs/sqlglot/executor/context.html
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@ -107,105 +107,107 @@
<label class="view-source-button" for="mod-context-view-source"><span>View Source</span></label>
<div class="pdoc-code codehilite"><pre><span></span><span id="L-1"><a href="#L-1"><span class="linenos"> 1</span></a><span class="kn">from</span> <span class="nn">__future__</span> <span class="kn">import</span> <span class="n">annotations</span>
</span><span id="L-2"><a href="#L-2"><span class="linenos"> 2</span></a>
</span><span id="L-3"><a href="#L-3"><span class="linenos"> 3</span></a><span class="kn">import</span> <span class="nn">typing</span> <span class="k">as</span> <span class="nn">t</span>
</span><span id="L-4"><a href="#L-4"><span class="linenos"> 4</span></a>
</span><span id="L-5"><a href="#L-5"><span class="linenos"> 5</span></a><span class="kn">from</span> <span class="nn">sqlglot.executor.env</span> <span class="kn">import</span> <span class="n">ENV</span>
</span><span id="L-6"><a href="#L-6"><span class="linenos"> 6</span></a>
</span><span id="L-7"><a href="#L-7"><span class="linenos"> 7</span></a><span class="k">if</span> <span class="n">t</span><span class="o">.</span><span class="n">TYPE_CHECKING</span><span class="p">:</span>
</span><span id="L-8"><a href="#L-8"><span class="linenos"> 8</span></a> <span class="kn">from</span> <span class="nn">sqlglot.executor.table</span> <span class="kn">import</span> <span class="n">Table</span><span class="p">,</span> <span class="n">TableIter</span>
</span><span id="L-9"><a href="#L-9"><span class="linenos"> 9</span></a>
</span><span id="L-10"><a href="#L-10"><span class="linenos">10</span></a>
</span><span id="L-11"><a href="#L-11"><span class="linenos">11</span></a><span class="k">class</span> <span class="nc">Context</span><span class="p">:</span>
</span><span id="L-12"><a href="#L-12"><span class="linenos">12</span></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;</span>
</span><span id="L-13"><a href="#L-13"><span class="linenos">13</span></a><span class="sd"> Execution context for sql expressions.</span>
</span><span id="L-14"><a href="#L-14"><span class="linenos">14</span></a>
</span><span id="L-15"><a href="#L-15"><span class="linenos">15</span></a><span class="sd"> Context is used to hold relevant data tables which can then be queried on with eval.</span>
</span><span id="L-16"><a href="#L-16"><span class="linenos">16</span></a>
</span><span id="L-17"><a href="#L-17"><span class="linenos">17</span></a><span class="sd"> References to columns can either be scalar or vectors. When set_row is used, column references</span>
</span><span id="L-18"><a href="#L-18"><span class="linenos">18</span></a><span class="sd"> evaluate to scalars while set_range evaluates to vectors. This allows convenient and efficient</span>
</span><span id="L-19"><a href="#L-19"><span class="linenos">19</span></a><span class="sd"> evaluation of aggregation functions.</span>
</span><span id="L-20"><a href="#L-20"><span class="linenos">20</span></a><span class="sd"> &quot;&quot;&quot;</span>
</span><span id="L-21"><a href="#L-21"><span class="linenos">21</span></a>
</span><span id="L-22"><a href="#L-22"><span class="linenos">22</span></a> <span class="k">def</span> <span class="fm">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">tables</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">Dict</span><span class="p">[</span><span class="nb">str</span><span class="p">,</span> <span class="n">Table</span><span class="p">],</span> <span class="n">env</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">Optional</span><span class="p">[</span><span class="n">t</span><span class="o">.</span><span class="n">Dict</span><span class="p">]</span> <span class="o">=</span> <span class="kc">None</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
</span><span id="L-23"><a href="#L-23"><span class="linenos">23</span></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;</span>
</span><span id="L-24"><a href="#L-24"><span class="linenos">24</span></a><span class="sd"> Args</span>
</span><span id="L-25"><a href="#L-25"><span class="linenos">25</span></a><span class="sd"> tables: representing the scope of the current execution context.</span>
</span><span id="L-26"><a href="#L-26"><span class="linenos">26</span></a><span class="sd"> env: dictionary of functions within the execution context.</span>
</span><span id="L-27"><a href="#L-27"><span class="linenos">27</span></a><span class="sd"> &quot;&quot;&quot;</span>
</span><span id="L-28"><a href="#L-28"><span class="linenos">28</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">tables</span> <span class="o">=</span> <span class="n">tables</span>
</span><span id="L-29"><a href="#L-29"><span class="linenos">29</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">_table</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">Optional</span><span class="p">[</span><span class="n">Table</span><span class="p">]</span> <span class="o">=</span> <span class="kc">None</span>
</span><span id="L-30"><a href="#L-30"><span class="linenos">30</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">range_readers</span> <span class="o">=</span> <span class="p">{</span><span class="n">name</span><span class="p">:</span> <span class="n">table</span><span class="o">.</span><span class="n">range_reader</span> <span class="k">for</span> <span class="n">name</span><span class="p">,</span> <span class="n">table</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">tables</span><span class="o">.</span><span class="n">items</span><span class="p">()}</span>
</span><span id="L-31"><a href="#L-31"><span class="linenos">31</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">row_readers</span> <span class="o">=</span> <span class="p">{</span><span class="n">name</span><span class="p">:</span> <span class="n">table</span><span class="o">.</span><span class="n">reader</span> <span class="k">for</span> <span class="n">name</span><span class="p">,</span> <span class="n">table</span> <span class="ow">in</span> <span class="n">tables</span><span class="o">.</span><span class="n">items</span><span class="p">()}</span>
</span><span id="L-32"><a href="#L-32"><span class="linenos">32</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">env</span> <span class="o">=</span> <span class="p">{</span><span class="o">**</span><span class="n">ENV</span><span class="p">,</span> <span class="o">**</span><span class="p">(</span><span class="n">env</span> <span class="ow">or</span> <span class="p">{}),</span> <span class="s2">&quot;scope&quot;</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">row_readers</span><span class="p">}</span>
</span><span id="L-33"><a href="#L-33"><span class="linenos">33</span></a>
</span><span id="L-34"><a href="#L-34"><span class="linenos">34</span></a> <span class="k">def</span> <span class="nf">eval</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">code</span><span class="p">):</span>
</span><span id="L-35"><a href="#L-35"><span class="linenos">35</span></a> <span class="k">return</span> <span class="nb">eval</span><span class="p">(</span><span class="n">code</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">env</span><span class="p">)</span>
</span><span id="L-36"><a href="#L-36"><span class="linenos">36</span></a>
</span><span id="L-37"><a href="#L-37"><span class="linenos">37</span></a> <span class="k">def</span> <span class="nf">eval_tuple</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">codes</span><span class="p">):</span>
</span><span id="L-38"><a href="#L-38"><span class="linenos">38</span></a> <span class="k">return</span> <span class="nb">tuple</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">eval</span><span class="p">(</span><span class="n">code</span><span class="p">)</span> <span class="k">for</span> <span class="n">code</span> <span class="ow">in</span> <span class="n">codes</span><span class="p">)</span>
</span><span id="L-39"><a href="#L-39"><span class="linenos">39</span></a>
</span><span id="L-40"><a href="#L-40"><span class="linenos">40</span></a> <span class="nd">@property</span>
</span><span id="L-41"><a href="#L-41"><span class="linenos">41</span></a> <span class="k">def</span> <span class="nf">table</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">Table</span><span class="p">:</span>
</span><span id="L-42"><a href="#L-42"><span class="linenos">42</span></a> <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_table</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
</span><span id="L-43"><a href="#L-43"><span class="linenos">43</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">_table</span> <span class="o">=</span> <span class="nb">list</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">tables</span><span class="o">.</span><span class="n">values</span><span class="p">())[</span><span class="mi">0</span><span class="p">]</span>
</span><span id="L-44"><a href="#L-44"><span class="linenos">44</span></a> <span class="k">for</span> <span class="n">other</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">tables</span><span class="o">.</span><span class="n">values</span><span class="p">():</span>
</span><span id="L-45"><a href="#L-45"><span class="linenos">45</span></a> <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_table</span><span class="o">.</span><span class="n">columns</span> <span class="o">!=</span> <span class="n">other</span><span class="o">.</span><span class="n">columns</span><span class="p">:</span>
</span><span id="L-46"><a href="#L-46"><span class="linenos">46</span></a> <span class="k">raise</span> <span class="ne">Exception</span><span class="p">(</span><span class="sa">f</span><span class="s2">&quot;Columns are different.&quot;</span><span class="p">)</span>
</span><span id="L-47"><a href="#L-47"><span class="linenos">47</span></a> <span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_table</span><span class="o">.</span><span class="n">rows</span><span class="p">)</span> <span class="o">!=</span> <span class="nb">len</span><span class="p">(</span><span class="n">other</span><span class="o">.</span><span class="n">rows</span><span class="p">):</span>
</span><span id="L-48"><a href="#L-48"><span class="linenos">48</span></a> <span class="k">raise</span> <span class="ne">Exception</span><span class="p">(</span><span class="sa">f</span><span class="s2">&quot;Rows are different.&quot;</span><span class="p">)</span>
</span><span id="L-49"><a href="#L-49"><span class="linenos">49</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_table</span>
</span><span id="L-50"><a href="#L-50"><span class="linenos">50</span></a>
</span><span id="L-51"><a href="#L-51"><span class="linenos">51</span></a> <span class="k">def</span> <span class="nf">add_columns</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="o">*</span><span class="n">columns</span><span class="p">:</span> <span class="nb">str</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
</span><span id="L-52"><a href="#L-52"><span class="linenos">52</span></a> <span class="k">for</span> <span class="n">table</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">tables</span><span class="o">.</span><span class="n">values</span><span class="p">():</span>
</span><span id="L-53"><a href="#L-53"><span class="linenos">53</span></a> <span class="n">table</span><span class="o">.</span><span class="n">add_columns</span><span class="p">(</span><span class="o">*</span><span class="n">columns</span><span class="p">)</span>
</span><span id="L-54"><a href="#L-54"><span class="linenos">54</span></a>
</span><span id="L-55"><a href="#L-55"><span class="linenos">55</span></a> <span class="nd">@property</span>
</span><span id="L-56"><a href="#L-56"><span class="linenos">56</span></a> <span class="k">def</span> <span class="nf">columns</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">t</span><span class="o">.</span><span class="n">Tuple</span><span class="p">:</span>
</span><span id="L-57"><a href="#L-57"><span class="linenos">57</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">table</span><span class="o">.</span><span class="n">columns</span>
</span><span id="L-58"><a href="#L-58"><span class="linenos">58</span></a>
</span><span id="L-59"><a href="#L-59"><span class="linenos">59</span></a> <span class="k">def</span> <span class="fm">__iter__</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
</span><span id="L-60"><a href="#L-60"><span class="linenos">60</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">env</span><span class="p">[</span><span class="s2">&quot;scope&quot;</span><span class="p">]</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">row_readers</span>
</span><span id="L-61"><a href="#L-61"><span class="linenos">61</span></a> <span class="k">for</span> <span class="n">i</span> <span class="ow">in</span> <span class="nb">range</span><span class="p">(</span><span class="nb">len</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">table</span><span class="o">.</span><span class="n">rows</span><span class="p">)):</span>
</span><span id="L-62"><a href="#L-62"><span class="linenos">62</span></a> <span class="k">for</span> <span class="n">table</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">tables</span><span class="o">.</span><span class="n">values</span><span class="p">():</span>
</span><span id="L-63"><a href="#L-63"><span class="linenos">63</span></a> <span class="n">reader</span> <span class="o">=</span> <span class="n">table</span><span class="p">[</span><span class="n">i</span><span class="p">]</span>
</span><span id="L-64"><a href="#L-64"><span class="linenos">64</span></a> <span class="k">yield</span> <span class="n">reader</span><span class="p">,</span> <span class="bp">self</span>
</span><span id="L-65"><a href="#L-65"><span class="linenos">65</span></a>
</span><span id="L-66"><a href="#L-66"><span class="linenos">66</span></a> <span class="k">def</span> <span class="nf">table_iter</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">table</span><span class="p">:</span> <span class="nb">str</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">TableIter</span><span class="p">:</span>
</span><span id="L-67"><a href="#L-67"><span class="linenos">67</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">env</span><span class="p">[</span><span class="s2">&quot;scope&quot;</span><span class="p">]</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">row_readers</span>
</span><span id="L-68"><a href="#L-68"><span class="linenos">68</span></a> <span class="k">return</span> <span class="nb">iter</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">tables</span><span class="p">[</span><span class="n">table</span><span class="p">])</span>
</span><span id="L-69"><a href="#L-69"><span class="linenos">69</span></a>
</span><span id="L-70"><a href="#L-70"><span class="linenos">70</span></a> <span class="k">def</span> <span class="nf">filter</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">condition</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
</span><span id="L-71"><a href="#L-71"><span class="linenos">71</span></a> <span class="n">rows</span> <span class="o">=</span> <span class="p">[</span><span class="n">reader</span><span class="o">.</span><span class="n">row</span> <span class="k">for</span> <span class="n">reader</span><span class="p">,</span> <span class="n">_</span> <span class="ow">in</span> <span class="bp">self</span> <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">eval</span><span class="p">(</span><span class="n">condition</span><span class="p">)]</span>
</span><span id="L-72"><a href="#L-72"><span class="linenos">72</span></a>
</span><span id="L-73"><a href="#L-73"><span class="linenos">73</span></a> <span class="k">for</span> <span class="n">table</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">tables</span><span class="o">.</span><span class="n">values</span><span class="p">():</span>
</span><span id="L-74"><a href="#L-74"><span class="linenos">74</span></a> <span class="n">table</span><span class="o">.</span><span class="n">rows</span> <span class="o">=</span> <span class="n">rows</span>
</span><span id="L-75"><a href="#L-75"><span class="linenos">75</span></a>
</span><span id="L-76"><a href="#L-76"><span class="linenos">76</span></a> <span class="k">def</span> <span class="nf">sort</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">key</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
</span><span id="L-77"><a href="#L-77"><span class="linenos">77</span></a> <span class="k">def</span> <span class="nf">sort_key</span><span class="p">(</span><span class="n">row</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">Tuple</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">t</span><span class="o">.</span><span class="n">Tuple</span><span class="p">:</span>
</span><span id="L-78"><a href="#L-78"><span class="linenos">78</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">set_row</span><span class="p">(</span><span class="n">row</span><span class="p">)</span>
</span><span id="L-79"><a href="#L-79"><span class="linenos">79</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">eval_tuple</span><span class="p">(</span><span class="n">key</span><span class="p">)</span>
</span><span id="L-80"><a href="#L-80"><span class="linenos">80</span></a>
</span><span id="L-81"><a href="#L-81"><span class="linenos">81</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">table</span><span class="o">.</span><span class="n">rows</span><span class="o">.</span><span class="n">sort</span><span class="p">(</span><span class="n">key</span><span class="o">=</span><span class="n">sort_key</span><span class="p">)</span>
</span><span id="L-82"><a href="#L-82"><span class="linenos">82</span></a>
</span><span id="L-83"><a href="#L-83"><span class="linenos">83</span></a> <span class="k">def</span> <span class="nf">set_row</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">row</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">Tuple</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
</span><span id="L-84"><a href="#L-84"><span class="linenos">84</span></a> <span class="k">for</span> <span class="n">table</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">tables</span><span class="o">.</span><span class="n">values</span><span class="p">():</span>
</span><span id="L-85"><a href="#L-85"><span class="linenos">85</span></a> <span class="n">table</span><span class="o">.</span><span class="n">reader</span><span class="o">.</span><span class="n">row</span> <span class="o">=</span> <span class="n">row</span>
</span><span id="L-86"><a href="#L-86"><span class="linenos">86</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">env</span><span class="p">[</span><span class="s2">&quot;scope&quot;</span><span class="p">]</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">row_readers</span>
</span><span id="L-87"><a href="#L-87"><span class="linenos">87</span></a>
</span><span id="L-88"><a href="#L-88"><span class="linenos">88</span></a> <span class="k">def</span> <span class="nf">set_index</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">index</span><span class="p">:</span> <span class="nb">int</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
</span><span id="L-89"><a href="#L-89"><span class="linenos">89</span></a> <span class="k">for</span> <span class="n">table</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">tables</span><span class="o">.</span><span class="n">values</span><span class="p">():</span>
</span><span id="L-90"><a href="#L-90"><span class="linenos">90</span></a> <span class="n">table</span><span class="p">[</span><span class="n">index</span><span class="p">]</span>
</span><span id="L-91"><a href="#L-91"><span class="linenos">91</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">env</span><span class="p">[</span><span class="s2">&quot;scope&quot;</span><span class="p">]</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">row_readers</span>
</span><span id="L-92"><a href="#L-92"><span class="linenos">92</span></a>
</span><span id="L-93"><a href="#L-93"><span class="linenos">93</span></a> <span class="k">def</span> <span class="nf">set_range</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">start</span><span class="p">:</span> <span class="nb">int</span><span class="p">,</span> <span class="n">end</span><span class="p">:</span> <span class="nb">int</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
</span><span id="L-94"><a href="#L-94"><span class="linenos">94</span></a> <span class="k">for</span> <span class="n">name</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">tables</span><span class="p">:</span>
</span><span id="L-95"><a href="#L-95"><span class="linenos">95</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">range_readers</span><span class="p">[</span><span class="n">name</span><span class="p">]</span><span class="o">.</span><span class="n">range</span> <span class="o">=</span> <span class="nb">range</span><span class="p">(</span><span class="n">start</span><span class="p">,</span> <span class="n">end</span><span class="p">)</span>
</span><span id="L-96"><a href="#L-96"><span class="linenos">96</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">env</span><span class="p">[</span><span class="s2">&quot;scope&quot;</span><span class="p">]</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">range_readers</span>
</span><span id="L-97"><a href="#L-97"><span class="linenos">97</span></a>
</span><span id="L-98"><a href="#L-98"><span class="linenos">98</span></a> <span class="k">def</span> <span class="fm">__contains__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">table</span><span class="p">:</span> <span class="nb">str</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nb">bool</span><span class="p">:</span>
</span><span id="L-99"><a href="#L-99"><span class="linenos">99</span></a> <span class="k">return</span> <span class="n">table</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">tables</span>
<div class="pdoc-code codehilite"><pre><span></span><span id="L-1"><a href="#L-1"><span class="linenos"> 1</span></a><span class="kn">from</span> <span class="nn">__future__</span> <span class="kn">import</span> <span class="n">annotations</span>
</span><span id="L-2"><a href="#L-2"><span class="linenos"> 2</span></a>
</span><span id="L-3"><a href="#L-3"><span class="linenos"> 3</span></a><span class="kn">import</span> <span class="nn">typing</span> <span class="k">as</span> <span class="nn">t</span>
</span><span id="L-4"><a href="#L-4"><span class="linenos"> 4</span></a>
</span><span id="L-5"><a href="#L-5"><span class="linenos"> 5</span></a><span class="kn">from</span> <span class="nn">sqlglot.executor.env</span> <span class="kn">import</span> <span class="n">ENV</span>
</span><span id="L-6"><a href="#L-6"><span class="linenos"> 6</span></a>
</span><span id="L-7"><a href="#L-7"><span class="linenos"> 7</span></a><span class="k">if</span> <span class="n">t</span><span class="o">.</span><span class="n">TYPE_CHECKING</span><span class="p">:</span>
</span><span id="L-8"><a href="#L-8"><span class="linenos"> 8</span></a> <span class="kn">from</span> <span class="nn">sqlglot.executor.table</span> <span class="kn">import</span> <span class="n">Table</span><span class="p">,</span> <span class="n">TableIter</span>
</span><span id="L-9"><a href="#L-9"><span class="linenos"> 9</span></a>
</span><span id="L-10"><a href="#L-10"><span class="linenos"> 10</span></a>
</span><span id="L-11"><a href="#L-11"><span class="linenos"> 11</span></a><span class="k">class</span> <span class="nc">Context</span><span class="p">:</span>
</span><span id="L-12"><a href="#L-12"><span class="linenos"> 12</span></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;</span>
</span><span id="L-13"><a href="#L-13"><span class="linenos"> 13</span></a><span class="sd"> Execution context for sql expressions.</span>
</span><span id="L-14"><a href="#L-14"><span class="linenos"> 14</span></a>
</span><span id="L-15"><a href="#L-15"><span class="linenos"> 15</span></a><span class="sd"> Context is used to hold relevant data tables which can then be queried on with eval.</span>
</span><span id="L-16"><a href="#L-16"><span class="linenos"> 16</span></a>
</span><span id="L-17"><a href="#L-17"><span class="linenos"> 17</span></a><span class="sd"> References to columns can either be scalar or vectors. When set_row is used, column references</span>
</span><span id="L-18"><a href="#L-18"><span class="linenos"> 18</span></a><span class="sd"> evaluate to scalars while set_range evaluates to vectors. This allows convenient and efficient</span>
</span><span id="L-19"><a href="#L-19"><span class="linenos"> 19</span></a><span class="sd"> evaluation of aggregation functions.</span>
</span><span id="L-20"><a href="#L-20"><span class="linenos"> 20</span></a><span class="sd"> &quot;&quot;&quot;</span>
</span><span id="L-21"><a href="#L-21"><span class="linenos"> 21</span></a>
</span><span id="L-22"><a href="#L-22"><span class="linenos"> 22</span></a> <span class="k">def</span> <span class="fm">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">tables</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">Dict</span><span class="p">[</span><span class="nb">str</span><span class="p">,</span> <span class="n">Table</span><span class="p">],</span> <span class="n">env</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">Optional</span><span class="p">[</span><span class="n">t</span><span class="o">.</span><span class="n">Dict</span><span class="p">]</span> <span class="o">=</span> <span class="kc">None</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
</span><span id="L-23"><a href="#L-23"><span class="linenos"> 23</span></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;</span>
</span><span id="L-24"><a href="#L-24"><span class="linenos"> 24</span></a><span class="sd"> Args</span>
</span><span id="L-25"><a href="#L-25"><span class="linenos"> 25</span></a><span class="sd"> tables: representing the scope of the current execution context.</span>
</span><span id="L-26"><a href="#L-26"><span class="linenos"> 26</span></a><span class="sd"> env: dictionary of functions within the execution context.</span>
</span><span id="L-27"><a href="#L-27"><span class="linenos"> 27</span></a><span class="sd"> &quot;&quot;&quot;</span>
</span><span id="L-28"><a href="#L-28"><span class="linenos"> 28</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">tables</span> <span class="o">=</span> <span class="n">tables</span>
</span><span id="L-29"><a href="#L-29"><span class="linenos"> 29</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">_table</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">Optional</span><span class="p">[</span><span class="n">Table</span><span class="p">]</span> <span class="o">=</span> <span class="kc">None</span>
</span><span id="L-30"><a href="#L-30"><span class="linenos"> 30</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">range_readers</span> <span class="o">=</span> <span class="p">{</span><span class="n">name</span><span class="p">:</span> <span class="n">table</span><span class="o">.</span><span class="n">range_reader</span> <span class="k">for</span> <span class="n">name</span><span class="p">,</span> <span class="n">table</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">tables</span><span class="o">.</span><span class="n">items</span><span class="p">()}</span>
</span><span id="L-31"><a href="#L-31"><span class="linenos"> 31</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">row_readers</span> <span class="o">=</span> <span class="p">{</span><span class="n">name</span><span class="p">:</span> <span class="n">table</span><span class="o">.</span><span class="n">reader</span> <span class="k">for</span> <span class="n">name</span><span class="p">,</span> <span class="n">table</span> <span class="ow">in</span> <span class="n">tables</span><span class="o">.</span><span class="n">items</span><span class="p">()}</span>
</span><span id="L-32"><a href="#L-32"><span class="linenos"> 32</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">env</span> <span class="o">=</span> <span class="p">{</span><span class="o">**</span><span class="n">ENV</span><span class="p">,</span> <span class="o">**</span><span class="p">(</span><span class="n">env</span> <span class="ow">or</span> <span class="p">{}),</span> <span class="s2">&quot;scope&quot;</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">row_readers</span><span class="p">}</span>
</span><span id="L-33"><a href="#L-33"><span class="linenos"> 33</span></a>
</span><span id="L-34"><a href="#L-34"><span class="linenos"> 34</span></a> <span class="k">def</span> <span class="nf">eval</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">code</span><span class="p">):</span>
</span><span id="L-35"><a href="#L-35"><span class="linenos"> 35</span></a> <span class="k">return</span> <span class="nb">eval</span><span class="p">(</span><span class="n">code</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">env</span><span class="p">)</span>
</span><span id="L-36"><a href="#L-36"><span class="linenos"> 36</span></a>
</span><span id="L-37"><a href="#L-37"><span class="linenos"> 37</span></a> <span class="k">def</span> <span class="nf">eval_tuple</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">codes</span><span class="p">):</span>
</span><span id="L-38"><a href="#L-38"><span class="linenos"> 38</span></a> <span class="k">return</span> <span class="nb">tuple</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">eval</span><span class="p">(</span><span class="n">code</span><span class="p">)</span> <span class="k">for</span> <span class="n">code</span> <span class="ow">in</span> <span class="n">codes</span><span class="p">)</span>
</span><span id="L-39"><a href="#L-39"><span class="linenos"> 39</span></a>
</span><span id="L-40"><a href="#L-40"><span class="linenos"> 40</span></a> <span class="nd">@property</span>
</span><span id="L-41"><a href="#L-41"><span class="linenos"> 41</span></a> <span class="k">def</span> <span class="nf">table</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">Table</span><span class="p">:</span>
</span><span id="L-42"><a href="#L-42"><span class="linenos"> 42</span></a> <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_table</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
</span><span id="L-43"><a href="#L-43"><span class="linenos"> 43</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">_table</span> <span class="o">=</span> <span class="nb">list</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">tables</span><span class="o">.</span><span class="n">values</span><span class="p">())[</span><span class="mi">0</span><span class="p">]</span>
</span><span id="L-44"><a href="#L-44"><span class="linenos"> 44</span></a>
</span><span id="L-45"><a href="#L-45"><span class="linenos"> 45</span></a> <span class="k">for</span> <span class="n">other</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">tables</span><span class="o">.</span><span class="n">values</span><span class="p">():</span>
</span><span id="L-46"><a href="#L-46"><span class="linenos"> 46</span></a> <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_table</span><span class="o">.</span><span class="n">columns</span> <span class="o">!=</span> <span class="n">other</span><span class="o">.</span><span class="n">columns</span><span class="p">:</span>
</span><span id="L-47"><a href="#L-47"><span class="linenos"> 47</span></a> <span class="k">raise</span> <span class="ne">Exception</span><span class="p">(</span><span class="sa">f</span><span class="s2">&quot;Columns are different.&quot;</span><span class="p">)</span>
</span><span id="L-48"><a href="#L-48"><span class="linenos"> 48</span></a> <span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_table</span><span class="o">.</span><span class="n">rows</span><span class="p">)</span> <span class="o">!=</span> <span class="nb">len</span><span class="p">(</span><span class="n">other</span><span class="o">.</span><span class="n">rows</span><span class="p">):</span>
</span><span id="L-49"><a href="#L-49"><span class="linenos"> 49</span></a> <span class="k">raise</span> <span class="ne">Exception</span><span class="p">(</span><span class="sa">f</span><span class="s2">&quot;Rows are different.&quot;</span><span class="p">)</span>
</span><span id="L-50"><a href="#L-50"><span class="linenos"> 50</span></a>
</span><span id="L-51"><a href="#L-51"><span class="linenos"> 51</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_table</span>
</span><span id="L-52"><a href="#L-52"><span class="linenos"> 52</span></a>
</span><span id="L-53"><a href="#L-53"><span class="linenos"> 53</span></a> <span class="k">def</span> <span class="nf">add_columns</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="o">*</span><span class="n">columns</span><span class="p">:</span> <span class="nb">str</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
</span><span id="L-54"><a href="#L-54"><span class="linenos"> 54</span></a> <span class="k">for</span> <span class="n">table</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">tables</span><span class="o">.</span><span class="n">values</span><span class="p">():</span>
</span><span id="L-55"><a href="#L-55"><span class="linenos"> 55</span></a> <span class="n">table</span><span class="o">.</span><span class="n">add_columns</span><span class="p">(</span><span class="o">*</span><span class="n">columns</span><span class="p">)</span>
</span><span id="L-56"><a href="#L-56"><span class="linenos"> 56</span></a>
</span><span id="L-57"><a href="#L-57"><span class="linenos"> 57</span></a> <span class="nd">@property</span>
</span><span id="L-58"><a href="#L-58"><span class="linenos"> 58</span></a> <span class="k">def</span> <span class="nf">columns</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">t</span><span class="o">.</span><span class="n">Tuple</span><span class="p">:</span>
</span><span id="L-59"><a href="#L-59"><span class="linenos"> 59</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">table</span><span class="o">.</span><span class="n">columns</span>
</span><span id="L-60"><a href="#L-60"><span class="linenos"> 60</span></a>
</span><span id="L-61"><a href="#L-61"><span class="linenos"> 61</span></a> <span class="k">def</span> <span class="fm">__iter__</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
</span><span id="L-62"><a href="#L-62"><span class="linenos"> 62</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">env</span><span class="p">[</span><span class="s2">&quot;scope&quot;</span><span class="p">]</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">row_readers</span>
</span><span id="L-63"><a href="#L-63"><span class="linenos"> 63</span></a> <span class="k">for</span> <span class="n">i</span> <span class="ow">in</span> <span class="nb">range</span><span class="p">(</span><span class="nb">len</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">table</span><span class="o">.</span><span class="n">rows</span><span class="p">)):</span>
</span><span id="L-64"><a href="#L-64"><span class="linenos"> 64</span></a> <span class="k">for</span> <span class="n">table</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">tables</span><span class="o">.</span><span class="n">values</span><span class="p">():</span>
</span><span id="L-65"><a href="#L-65"><span class="linenos"> 65</span></a> <span class="n">reader</span> <span class="o">=</span> <span class="n">table</span><span class="p">[</span><span class="n">i</span><span class="p">]</span>
</span><span id="L-66"><a href="#L-66"><span class="linenos"> 66</span></a> <span class="k">yield</span> <span class="n">reader</span><span class="p">,</span> <span class="bp">self</span>
</span><span id="L-67"><a href="#L-67"><span class="linenos"> 67</span></a>
</span><span id="L-68"><a href="#L-68"><span class="linenos"> 68</span></a> <span class="k">def</span> <span class="nf">table_iter</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">table</span><span class="p">:</span> <span class="nb">str</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">TableIter</span><span class="p">:</span>
</span><span id="L-69"><a href="#L-69"><span class="linenos"> 69</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">env</span><span class="p">[</span><span class="s2">&quot;scope&quot;</span><span class="p">]</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">row_readers</span>
</span><span id="L-70"><a href="#L-70"><span class="linenos"> 70</span></a> <span class="k">return</span> <span class="nb">iter</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">tables</span><span class="p">[</span><span class="n">table</span><span class="p">])</span>
</span><span id="L-71"><a href="#L-71"><span class="linenos"> 71</span></a>
</span><span id="L-72"><a href="#L-72"><span class="linenos"> 72</span></a> <span class="k">def</span> <span class="nf">filter</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">condition</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
</span><span id="L-73"><a href="#L-73"><span class="linenos"> 73</span></a> <span class="n">rows</span> <span class="o">=</span> <span class="p">[</span><span class="n">reader</span><span class="o">.</span><span class="n">row</span> <span class="k">for</span> <span class="n">reader</span><span class="p">,</span> <span class="n">_</span> <span class="ow">in</span> <span class="bp">self</span> <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">eval</span><span class="p">(</span><span class="n">condition</span><span class="p">)]</span>
</span><span id="L-74"><a href="#L-74"><span class="linenos"> 74</span></a>
</span><span id="L-75"><a href="#L-75"><span class="linenos"> 75</span></a> <span class="k">for</span> <span class="n">table</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">tables</span><span class="o">.</span><span class="n">values</span><span class="p">():</span>
</span><span id="L-76"><a href="#L-76"><span class="linenos"> 76</span></a> <span class="n">table</span><span class="o">.</span><span class="n">rows</span> <span class="o">=</span> <span class="n">rows</span>
</span><span id="L-77"><a href="#L-77"><span class="linenos"> 77</span></a>
</span><span id="L-78"><a href="#L-78"><span class="linenos"> 78</span></a> <span class="k">def</span> <span class="nf">sort</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">key</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
</span><span id="L-79"><a href="#L-79"><span class="linenos"> 79</span></a> <span class="k">def</span> <span class="nf">sort_key</span><span class="p">(</span><span class="n">row</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">Tuple</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">t</span><span class="o">.</span><span class="n">Tuple</span><span class="p">:</span>
</span><span id="L-80"><a href="#L-80"><span class="linenos"> 80</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">set_row</span><span class="p">(</span><span class="n">row</span><span class="p">)</span>
</span><span id="L-81"><a href="#L-81"><span class="linenos"> 81</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">eval_tuple</span><span class="p">(</span><span class="n">key</span><span class="p">)</span>
</span><span id="L-82"><a href="#L-82"><span class="linenos"> 82</span></a>
</span><span id="L-83"><a href="#L-83"><span class="linenos"> 83</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">table</span><span class="o">.</span><span class="n">rows</span><span class="o">.</span><span class="n">sort</span><span class="p">(</span><span class="n">key</span><span class="o">=</span><span class="n">sort_key</span><span class="p">)</span>
</span><span id="L-84"><a href="#L-84"><span class="linenos"> 84</span></a>
</span><span id="L-85"><a href="#L-85"><span class="linenos"> 85</span></a> <span class="k">def</span> <span class="nf">set_row</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">row</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">Tuple</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
</span><span id="L-86"><a href="#L-86"><span class="linenos"> 86</span></a> <span class="k">for</span> <span class="n">table</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">tables</span><span class="o">.</span><span class="n">values</span><span class="p">():</span>
</span><span id="L-87"><a href="#L-87"><span class="linenos"> 87</span></a> <span class="n">table</span><span class="o">.</span><span class="n">reader</span><span class="o">.</span><span class="n">row</span> <span class="o">=</span> <span class="n">row</span>
</span><span id="L-88"><a href="#L-88"><span class="linenos"> 88</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">env</span><span class="p">[</span><span class="s2">&quot;scope&quot;</span><span class="p">]</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">row_readers</span>
</span><span id="L-89"><a href="#L-89"><span class="linenos"> 89</span></a>
</span><span id="L-90"><a href="#L-90"><span class="linenos"> 90</span></a> <span class="k">def</span> <span class="nf">set_index</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">index</span><span class="p">:</span> <span class="nb">int</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
</span><span id="L-91"><a href="#L-91"><span class="linenos"> 91</span></a> <span class="k">for</span> <span class="n">table</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">tables</span><span class="o">.</span><span class="n">values</span><span class="p">():</span>
</span><span id="L-92"><a href="#L-92"><span class="linenos"> 92</span></a> <span class="n">table</span><span class="p">[</span><span class="n">index</span><span class="p">]</span>
</span><span id="L-93"><a href="#L-93"><span class="linenos"> 93</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">env</span><span class="p">[</span><span class="s2">&quot;scope&quot;</span><span class="p">]</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">row_readers</span>
</span><span id="L-94"><a href="#L-94"><span class="linenos"> 94</span></a>
</span><span id="L-95"><a href="#L-95"><span class="linenos"> 95</span></a> <span class="k">def</span> <span class="nf">set_range</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">start</span><span class="p">:</span> <span class="nb">int</span><span class="p">,</span> <span class="n">end</span><span class="p">:</span> <span class="nb">int</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
</span><span id="L-96"><a href="#L-96"><span class="linenos"> 96</span></a> <span class="k">for</span> <span class="n">name</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">tables</span><span class="p">:</span>
</span><span id="L-97"><a href="#L-97"><span class="linenos"> 97</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">range_readers</span><span class="p">[</span><span class="n">name</span><span class="p">]</span><span class="o">.</span><span class="n">range</span> <span class="o">=</span> <span class="nb">range</span><span class="p">(</span><span class="n">start</span><span class="p">,</span> <span class="n">end</span><span class="p">)</span>
</span><span id="L-98"><a href="#L-98"><span class="linenos"> 98</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">env</span><span class="p">[</span><span class="s2">&quot;scope&quot;</span><span class="p">]</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">range_readers</span>
</span><span id="L-99"><a href="#L-99"><span class="linenos"> 99</span></a>
</span><span id="L-100"><a href="#L-100"><span class="linenos">100</span></a> <span class="k">def</span> <span class="fm">__contains__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">table</span><span class="p">:</span> <span class="nb">str</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nb">bool</span><span class="p">:</span>
</span><span id="L-101"><a href="#L-101"><span class="linenos">101</span></a> <span class="k">return</span> <span class="n">table</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">tables</span>
</span></pre></div>
@ -254,62 +256,64 @@
</span><span id="Context-42"><a href="#Context-42"><span class="linenos"> 42</span></a> <span class="k">def</span> <span class="nf">table</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">Table</span><span class="p">:</span>
</span><span id="Context-43"><a href="#Context-43"><span class="linenos"> 43</span></a> <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_table</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
</span><span id="Context-44"><a href="#Context-44"><span class="linenos"> 44</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">_table</span> <span class="o">=</span> <span class="nb">list</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">tables</span><span class="o">.</span><span class="n">values</span><span class="p">())[</span><span class="mi">0</span><span class="p">]</span>
</span><span id="Context-45"><a href="#Context-45"><span class="linenos"> 45</span></a> <span class="k">for</span> <span class="n">other</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">tables</span><span class="o">.</span><span class="n">values</span><span class="p">():</span>
</span><span id="Context-46"><a href="#Context-46"><span class="linenos"> 46</span></a> <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_table</span><span class="o">.</span><span class="n">columns</span> <span class="o">!=</span> <span class="n">other</span><span class="o">.</span><span class="n">columns</span><span class="p">:</span>
</span><span id="Context-47"><a href="#Context-47"><span class="linenos"> 47</span></a> <span class="k">raise</span> <span class="ne">Exception</span><span class="p">(</span><span class="sa">f</span><span class="s2">&quot;Columns are different.&quot;</span><span class="p">)</span>
</span><span id="Context-48"><a href="#Context-48"><span class="linenos"> 48</span></a> <span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_table</span><span class="o">.</span><span class="n">rows</span><span class="p">)</span> <span class="o">!=</span> <span class="nb">len</span><span class="p">(</span><span class="n">other</span><span class="o">.</span><span class="n">rows</span><span class="p">):</span>
</span><span id="Context-49"><a href="#Context-49"><span class="linenos"> 49</span></a> <span class="k">raise</span> <span class="ne">Exception</span><span class="p">(</span><span class="sa">f</span><span class="s2">&quot;Rows are different.&quot;</span><span class="p">)</span>
</span><span id="Context-50"><a href="#Context-50"><span class="linenos"> 50</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_table</span>
</span><span id="Context-45"><a href="#Context-45"><span class="linenos"> 45</span></a>
</span><span id="Context-46"><a href="#Context-46"><span class="linenos"> 46</span></a> <span class="k">for</span> <span class="n">other</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">tables</span><span class="o">.</span><span class="n">values</span><span class="p">():</span>
</span><span id="Context-47"><a href="#Context-47"><span class="linenos"> 47</span></a> <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_table</span><span class="o">.</span><span class="n">columns</span> <span class="o">!=</span> <span class="n">other</span><span class="o">.</span><span class="n">columns</span><span class="p">:</span>
</span><span id="Context-48"><a href="#Context-48"><span class="linenos"> 48</span></a> <span class="k">raise</span> <span class="ne">Exception</span><span class="p">(</span><span class="sa">f</span><span class="s2">&quot;Columns are different.&quot;</span><span class="p">)</span>
</span><span id="Context-49"><a href="#Context-49"><span class="linenos"> 49</span></a> <span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_table</span><span class="o">.</span><span class="n">rows</span><span class="p">)</span> <span class="o">!=</span> <span class="nb">len</span><span class="p">(</span><span class="n">other</span><span class="o">.</span><span class="n">rows</span><span class="p">):</span>
</span><span id="Context-50"><a href="#Context-50"><span class="linenos"> 50</span></a> <span class="k">raise</span> <span class="ne">Exception</span><span class="p">(</span><span class="sa">f</span><span class="s2">&quot;Rows are different.&quot;</span><span class="p">)</span>
</span><span id="Context-51"><a href="#Context-51"><span class="linenos"> 51</span></a>
</span><span id="Context-52"><a href="#Context-52"><span class="linenos"> 52</span></a> <span class="k">def</span> <span class="nf">add_columns</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="o">*</span><span class="n">columns</span><span class="p">:</span> <span class="nb">str</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
</span><span id="Context-53"><a href="#Context-53"><span class="linenos"> 53</span></a> <span class="k">for</span> <span class="n">table</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">tables</span><span class="o">.</span><span class="n">values</span><span class="p">():</span>
</span><span id="Context-54"><a href="#Context-54"><span class="linenos"> 54</span></a> <span class="n">table</span><span class="o">.</span><span class="n">add_columns</span><span class="p">(</span><span class="o">*</span><span class="n">columns</span><span class="p">)</span>
</span><span id="Context-55"><a href="#Context-55"><span class="linenos"> 55</span></a>
</span><span id="Context-56"><a href="#Context-56"><span class="linenos"> 56</span></a> <span class="nd">@property</span>
</span><span id="Context-57"><a href="#Context-57"><span class="linenos"> 57</span></a> <span class="k">def</span> <span class="nf">columns</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">t</span><span class="o">.</span><span class="n">Tuple</span><span class="p">:</span>
</span><span id="Context-58"><a href="#Context-58"><span class="linenos"> 58</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">table</span><span class="o">.</span><span class="n">columns</span>
</span><span id="Context-59"><a href="#Context-59"><span class="linenos"> 59</span></a>
</span><span id="Context-60"><a href="#Context-60"><span class="linenos"> 60</span></a> <span class="k">def</span> <span class="fm">__iter__</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
</span><span id="Context-61"><a href="#Context-61"><span class="linenos"> 61</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">env</span><span class="p">[</span><span class="s2">&quot;scope&quot;</span><span class="p">]</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">row_readers</span>
</span><span id="Context-62"><a href="#Context-62"><span class="linenos"> 62</span></a> <span class="k">for</span> <span class="n">i</span> <span class="ow">in</span> <span class="nb">range</span><span class="p">(</span><span class="nb">len</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">table</span><span class="o">.</span><span class="n">rows</span><span class="p">)):</span>
</span><span id="Context-63"><a href="#Context-63"><span class="linenos"> 63</span></a> <span class="k">for</span> <span class="n">table</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">tables</span><span class="o">.</span><span class="n">values</span><span class="p">():</span>
</span><span id="Context-64"><a href="#Context-64"><span class="linenos"> 64</span></a> <span class="n">reader</span> <span class="o">=</span> <span class="n">table</span><span class="p">[</span><span class="n">i</span><span class="p">]</span>
</span><span id="Context-65"><a href="#Context-65"><span class="linenos"> 65</span></a> <span class="k">yield</span> <span class="n">reader</span><span class="p">,</span> <span class="bp">self</span>
</span><span id="Context-66"><a href="#Context-66"><span class="linenos"> 66</span></a>
</span><span id="Context-67"><a href="#Context-67"><span class="linenos"> 67</span></a> <span class="k">def</span> <span class="nf">table_iter</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">table</span><span class="p">:</span> <span class="nb">str</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">TableIter</span><span class="p">:</span>
</span><span id="Context-68"><a href="#Context-68"><span class="linenos"> 68</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">env</span><span class="p">[</span><span class="s2">&quot;scope&quot;</span><span class="p">]</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">row_readers</span>
</span><span id="Context-69"><a href="#Context-69"><span class="linenos"> 69</span></a> <span class="k">return</span> <span class="nb">iter</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">tables</span><span class="p">[</span><span class="n">table</span><span class="p">])</span>
</span><span id="Context-70"><a href="#Context-70"><span class="linenos"> 70</span></a>
</span><span id="Context-71"><a href="#Context-71"><span class="linenos"> 71</span></a> <span class="k">def</span> <span class="nf">filter</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">condition</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
</span><span id="Context-72"><a href="#Context-72"><span class="linenos"> 72</span></a> <span class="n">rows</span> <span class="o">=</span> <span class="p">[</span><span class="n">reader</span><span class="o">.</span><span class="n">row</span> <span class="k">for</span> <span class="n">reader</span><span class="p">,</span> <span class="n">_</span> <span class="ow">in</span> <span class="bp">self</span> <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">eval</span><span class="p">(</span><span class="n">condition</span><span class="p">)]</span>
</span><span id="Context-73"><a href="#Context-73"><span class="linenos"> 73</span></a>
</span><span id="Context-74"><a href="#Context-74"><span class="linenos"> 74</span></a> <span class="k">for</span> <span class="n">table</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">tables</span><span class="o">.</span><span class="n">values</span><span class="p">():</span>
</span><span id="Context-75"><a href="#Context-75"><span class="linenos"> 75</span></a> <span class="n">table</span><span class="o">.</span><span class="n">rows</span> <span class="o">=</span> <span class="n">rows</span>
</span><span id="Context-76"><a href="#Context-76"><span class="linenos"> 76</span></a>
</span><span id="Context-77"><a href="#Context-77"><span class="linenos"> 77</span></a> <span class="k">def</span> <span class="nf">sort</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">key</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
</span><span id="Context-78"><a href="#Context-78"><span class="linenos"> 78</span></a> <span class="k">def</span> <span class="nf">sort_key</span><span class="p">(</span><span class="n">row</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">Tuple</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">t</span><span class="o">.</span><span class="n">Tuple</span><span class="p">:</span>
</span><span id="Context-79"><a href="#Context-79"><span class="linenos"> 79</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">set_row</span><span class="p">(</span><span class="n">row</span><span class="p">)</span>
</span><span id="Context-80"><a href="#Context-80"><span class="linenos"> 80</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">eval_tuple</span><span class="p">(</span><span class="n">key</span><span class="p">)</span>
</span><span id="Context-81"><a href="#Context-81"><span class="linenos"> 81</span></a>
</span><span id="Context-82"><a href="#Context-82"><span class="linenos"> 82</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">table</span><span class="o">.</span><span class="n">rows</span><span class="o">.</span><span class="n">sort</span><span class="p">(</span><span class="n">key</span><span class="o">=</span><span class="n">sort_key</span><span class="p">)</span>
</span><span id="Context-52"><a href="#Context-52"><span class="linenos"> 52</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_table</span>
</span><span id="Context-53"><a href="#Context-53"><span class="linenos"> 53</span></a>
</span><span id="Context-54"><a href="#Context-54"><span class="linenos"> 54</span></a> <span class="k">def</span> <span class="nf">add_columns</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="o">*</span><span class="n">columns</span><span class="p">:</span> <span class="nb">str</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
</span><span id="Context-55"><a href="#Context-55"><span class="linenos"> 55</span></a> <span class="k">for</span> <span class="n">table</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">tables</span><span class="o">.</span><span class="n">values</span><span class="p">():</span>
</span><span id="Context-56"><a href="#Context-56"><span class="linenos"> 56</span></a> <span class="n">table</span><span class="o">.</span><span class="n">add_columns</span><span class="p">(</span><span class="o">*</span><span class="n">columns</span><span class="p">)</span>
</span><span id="Context-57"><a href="#Context-57"><span class="linenos"> 57</span></a>
</span><span id="Context-58"><a href="#Context-58"><span class="linenos"> 58</span></a> <span class="nd">@property</span>
</span><span id="Context-59"><a href="#Context-59"><span class="linenos"> 59</span></a> <span class="k">def</span> <span class="nf">columns</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">t</span><span class="o">.</span><span class="n">Tuple</span><span class="p">:</span>
</span><span id="Context-60"><a href="#Context-60"><span class="linenos"> 60</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">table</span><span class="o">.</span><span class="n">columns</span>
</span><span id="Context-61"><a href="#Context-61"><span class="linenos"> 61</span></a>
</span><span id="Context-62"><a href="#Context-62"><span class="linenos"> 62</span></a> <span class="k">def</span> <span class="fm">__iter__</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
</span><span id="Context-63"><a href="#Context-63"><span class="linenos"> 63</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">env</span><span class="p">[</span><span class="s2">&quot;scope&quot;</span><span class="p">]</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">row_readers</span>
</span><span id="Context-64"><a href="#Context-64"><span class="linenos"> 64</span></a> <span class="k">for</span> <span class="n">i</span> <span class="ow">in</span> <span class="nb">range</span><span class="p">(</span><span class="nb">len</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">table</span><span class="o">.</span><span class="n">rows</span><span class="p">)):</span>
</span><span id="Context-65"><a href="#Context-65"><span class="linenos"> 65</span></a> <span class="k">for</span> <span class="n">table</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">tables</span><span class="o">.</span><span class="n">values</span><span class="p">():</span>
</span><span id="Context-66"><a href="#Context-66"><span class="linenos"> 66</span></a> <span class="n">reader</span> <span class="o">=</span> <span class="n">table</span><span class="p">[</span><span class="n">i</span><span class="p">]</span>
</span><span id="Context-67"><a href="#Context-67"><span class="linenos"> 67</span></a> <span class="k">yield</span> <span class="n">reader</span><span class="p">,</span> <span class="bp">self</span>
</span><span id="Context-68"><a href="#Context-68"><span class="linenos"> 68</span></a>
</span><span id="Context-69"><a href="#Context-69"><span class="linenos"> 69</span></a> <span class="k">def</span> <span class="nf">table_iter</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">table</span><span class="p">:</span> <span class="nb">str</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">TableIter</span><span class="p">:</span>
</span><span id="Context-70"><a href="#Context-70"><span class="linenos"> 70</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">env</span><span class="p">[</span><span class="s2">&quot;scope&quot;</span><span class="p">]</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">row_readers</span>
</span><span id="Context-71"><a href="#Context-71"><span class="linenos"> 71</span></a> <span class="k">return</span> <span class="nb">iter</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">tables</span><span class="p">[</span><span class="n">table</span><span class="p">])</span>
</span><span id="Context-72"><a href="#Context-72"><span class="linenos"> 72</span></a>
</span><span id="Context-73"><a href="#Context-73"><span class="linenos"> 73</span></a> <span class="k">def</span> <span class="nf">filter</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">condition</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
</span><span id="Context-74"><a href="#Context-74"><span class="linenos"> 74</span></a> <span class="n">rows</span> <span class="o">=</span> <span class="p">[</span><span class="n">reader</span><span class="o">.</span><span class="n">row</span> <span class="k">for</span> <span class="n">reader</span><span class="p">,</span> <span class="n">_</span> <span class="ow">in</span> <span class="bp">self</span> <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">eval</span><span class="p">(</span><span class="n">condition</span><span class="p">)]</span>
</span><span id="Context-75"><a href="#Context-75"><span class="linenos"> 75</span></a>
</span><span id="Context-76"><a href="#Context-76"><span class="linenos"> 76</span></a> <span class="k">for</span> <span class="n">table</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">tables</span><span class="o">.</span><span class="n">values</span><span class="p">():</span>
</span><span id="Context-77"><a href="#Context-77"><span class="linenos"> 77</span></a> <span class="n">table</span><span class="o">.</span><span class="n">rows</span> <span class="o">=</span> <span class="n">rows</span>
</span><span id="Context-78"><a href="#Context-78"><span class="linenos"> 78</span></a>
</span><span id="Context-79"><a href="#Context-79"><span class="linenos"> 79</span></a> <span class="k">def</span> <span class="nf">sort</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">key</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
</span><span id="Context-80"><a href="#Context-80"><span class="linenos"> 80</span></a> <span class="k">def</span> <span class="nf">sort_key</span><span class="p">(</span><span class="n">row</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">Tuple</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">t</span><span class="o">.</span><span class="n">Tuple</span><span class="p">:</span>
</span><span id="Context-81"><a href="#Context-81"><span class="linenos"> 81</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">set_row</span><span class="p">(</span><span class="n">row</span><span class="p">)</span>
</span><span id="Context-82"><a href="#Context-82"><span class="linenos"> 82</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">eval_tuple</span><span class="p">(</span><span class="n">key</span><span class="p">)</span>
</span><span id="Context-83"><a href="#Context-83"><span class="linenos"> 83</span></a>
</span><span id="Context-84"><a href="#Context-84"><span class="linenos"> 84</span></a> <span class="k">def</span> <span class="nf">set_row</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">row</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">Tuple</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
</span><span id="Context-85"><a href="#Context-85"><span class="linenos"> 85</span></a> <span class="k">for</span> <span class="n">table</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">tables</span><span class="o">.</span><span class="n">values</span><span class="p">():</span>
</span><span id="Context-86"><a href="#Context-86"><span class="linenos"> 86</span></a> <span class="n">table</span><span class="o">.</span><span class="n">reader</span><span class="o">.</span><span class="n">row</span> <span class="o">=</span> <span class="n">row</span>
</span><span id="Context-87"><a href="#Context-87"><span class="linenos"> 87</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">env</span><span class="p">[</span><span class="s2">&quot;scope&quot;</span><span class="p">]</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">row_readers</span>
</span><span id="Context-88"><a href="#Context-88"><span class="linenos"> 88</span></a>
</span><span id="Context-89"><a href="#Context-89"><span class="linenos"> 89</span></a> <span class="k">def</span> <span class="nf">set_index</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">index</span><span class="p">:</span> <span class="nb">int</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
</span><span id="Context-90"><a href="#Context-90"><span class="linenos"> 90</span></a> <span class="k">for</span> <span class="n">table</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">tables</span><span class="o">.</span><span class="n">values</span><span class="p">():</span>
</span><span id="Context-91"><a href="#Context-91"><span class="linenos"> 91</span></a> <span class="n">table</span><span class="p">[</span><span class="n">index</span><span class="p">]</span>
</span><span id="Context-92"><a href="#Context-92"><span class="linenos"> 92</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">env</span><span class="p">[</span><span class="s2">&quot;scope&quot;</span><span class="p">]</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">row_readers</span>
</span><span id="Context-93"><a href="#Context-93"><span class="linenos"> 93</span></a>
</span><span id="Context-94"><a href="#Context-94"><span class="linenos"> 94</span></a> <span class="k">def</span> <span class="nf">set_range</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">start</span><span class="p">:</span> <span class="nb">int</span><span class="p">,</span> <span class="n">end</span><span class="p">:</span> <span class="nb">int</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
</span><span id="Context-95"><a href="#Context-95"><span class="linenos"> 95</span></a> <span class="k">for</span> <span class="n">name</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">tables</span><span class="p">:</span>
</span><span id="Context-96"><a href="#Context-96"><span class="linenos"> 96</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">range_readers</span><span class="p">[</span><span class="n">name</span><span class="p">]</span><span class="o">.</span><span class="n">range</span> <span class="o">=</span> <span class="nb">range</span><span class="p">(</span><span class="n">start</span><span class="p">,</span> <span class="n">end</span><span class="p">)</span>
</span><span id="Context-97"><a href="#Context-97"><span class="linenos"> 97</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">env</span><span class="p">[</span><span class="s2">&quot;scope&quot;</span><span class="p">]</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">range_readers</span>
</span><span id="Context-98"><a href="#Context-98"><span class="linenos"> 98</span></a>
</span><span id="Context-99"><a href="#Context-99"><span class="linenos"> 99</span></a> <span class="k">def</span> <span class="fm">__contains__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">table</span><span class="p">:</span> <span class="nb">str</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nb">bool</span><span class="p">:</span>
</span><span id="Context-100"><a href="#Context-100"><span class="linenos">100</span></a> <span class="k">return</span> <span class="n">table</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">tables</span>
</span><span id="Context-84"><a href="#Context-84"><span class="linenos"> 84</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">table</span><span class="o">.</span><span class="n">rows</span><span class="o">.</span><span class="n">sort</span><span class="p">(</span><span class="n">key</span><span class="o">=</span><span class="n">sort_key</span><span class="p">)</span>
</span><span id="Context-85"><a href="#Context-85"><span class="linenos"> 85</span></a>
</span><span id="Context-86"><a href="#Context-86"><span class="linenos"> 86</span></a> <span class="k">def</span> <span class="nf">set_row</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">row</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">Tuple</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
</span><span id="Context-87"><a href="#Context-87"><span class="linenos"> 87</span></a> <span class="k">for</span> <span class="n">table</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">tables</span><span class="o">.</span><span class="n">values</span><span class="p">():</span>
</span><span id="Context-88"><a href="#Context-88"><span class="linenos"> 88</span></a> <span class="n">table</span><span class="o">.</span><span class="n">reader</span><span class="o">.</span><span class="n">row</span> <span class="o">=</span> <span class="n">row</span>
</span><span id="Context-89"><a href="#Context-89"><span class="linenos"> 89</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">env</span><span class="p">[</span><span class="s2">&quot;scope&quot;</span><span class="p">]</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">row_readers</span>
</span><span id="Context-90"><a href="#Context-90"><span class="linenos"> 90</span></a>
</span><span id="Context-91"><a href="#Context-91"><span class="linenos"> 91</span></a> <span class="k">def</span> <span class="nf">set_index</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">index</span><span class="p">:</span> <span class="nb">int</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
</span><span id="Context-92"><a href="#Context-92"><span class="linenos"> 92</span></a> <span class="k">for</span> <span class="n">table</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">tables</span><span class="o">.</span><span class="n">values</span><span class="p">():</span>
</span><span id="Context-93"><a href="#Context-93"><span class="linenos"> 93</span></a> <span class="n">table</span><span class="p">[</span><span class="n">index</span><span class="p">]</span>
</span><span id="Context-94"><a href="#Context-94"><span class="linenos"> 94</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">env</span><span class="p">[</span><span class="s2">&quot;scope&quot;</span><span class="p">]</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">row_readers</span>
</span><span id="Context-95"><a href="#Context-95"><span class="linenos"> 95</span></a>
</span><span id="Context-96"><a href="#Context-96"><span class="linenos"> 96</span></a> <span class="k">def</span> <span class="nf">set_range</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">start</span><span class="p">:</span> <span class="nb">int</span><span class="p">,</span> <span class="n">end</span><span class="p">:</span> <span class="nb">int</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
</span><span id="Context-97"><a href="#Context-97"><span class="linenos"> 97</span></a> <span class="k">for</span> <span class="n">name</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">tables</span><span class="p">:</span>
</span><span id="Context-98"><a href="#Context-98"><span class="linenos"> 98</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">range_readers</span><span class="p">[</span><span class="n">name</span><span class="p">]</span><span class="o">.</span><span class="n">range</span> <span class="o">=</span> <span class="nb">range</span><span class="p">(</span><span class="n">start</span><span class="p">,</span> <span class="n">end</span><span class="p">)</span>
</span><span id="Context-99"><a href="#Context-99"><span class="linenos"> 99</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">env</span><span class="p">[</span><span class="s2">&quot;scope&quot;</span><span class="p">]</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">range_readers</span>
</span><span id="Context-100"><a href="#Context-100"><span class="linenos">100</span></a>
</span><span id="Context-101"><a href="#Context-101"><span class="linenos">101</span></a> <span class="k">def</span> <span class="fm">__contains__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">table</span><span class="p">:</span> <span class="nb">str</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nb">bool</span><span class="p">:</span>
</span><span id="Context-102"><a href="#Context-102"><span class="linenos">102</span></a> <span class="k">return</span> <span class="n">table</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">tables</span>
</span></pre></div>
@ -458,9 +462,9 @@ evaluation of aggregation functions.</p>
</div>
<a class="headerlink" href="#Context.add_columns"></a>
<div class="pdoc-code codehilite"><pre><span></span><span id="Context.add_columns-52"><a href="#Context.add_columns-52"><span class="linenos">52</span></a> <span class="k">def</span> <span class="nf">add_columns</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="o">*</span><span class="n">columns</span><span class="p">:</span> <span class="nb">str</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
</span><span id="Context.add_columns-53"><a href="#Context.add_columns-53"><span class="linenos">53</span></a> <span class="k">for</span> <span class="n">table</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">tables</span><span class="o">.</span><span class="n">values</span><span class="p">():</span>
</span><span id="Context.add_columns-54"><a href="#Context.add_columns-54"><span class="linenos">54</span></a> <span class="n">table</span><span class="o">.</span><span class="n">add_columns</span><span class="p">(</span><span class="o">*</span><span class="n">columns</span><span class="p">)</span>
<div class="pdoc-code codehilite"><pre><span></span><span id="Context.add_columns-54"><a href="#Context.add_columns-54"><span class="linenos">54</span></a> <span class="k">def</span> <span class="nf">add_columns</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="o">*</span><span class="n">columns</span><span class="p">:</span> <span class="nb">str</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
</span><span id="Context.add_columns-55"><a href="#Context.add_columns-55"><span class="linenos">55</span></a> <span class="k">for</span> <span class="n">table</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">tables</span><span class="o">.</span><span class="n">values</span><span class="p">():</span>
</span><span id="Context.add_columns-56"><a href="#Context.add_columns-56"><span class="linenos">56</span></a> <span class="n">table</span><span class="o">.</span><span class="n">add_columns</span><span class="p">(</span><span class="o">*</span><span class="n">columns</span><span class="p">)</span>
</span></pre></div>
@ -489,9 +493,9 @@ evaluation of aggregation functions.</p>
</div>
<a class="headerlink" href="#Context.table_iter"></a>
<div class="pdoc-code codehilite"><pre><span></span><span id="Context.table_iter-67"><a href="#Context.table_iter-67"><span class="linenos">67</span></a> <span class="k">def</span> <span class="nf">table_iter</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">table</span><span class="p">:</span> <span class="nb">str</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">TableIter</span><span class="p">:</span>
</span><span id="Context.table_iter-68"><a href="#Context.table_iter-68"><span class="linenos">68</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">env</span><span class="p">[</span><span class="s2">&quot;scope&quot;</span><span class="p">]</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">row_readers</span>
</span><span id="Context.table_iter-69"><a href="#Context.table_iter-69"><span class="linenos">69</span></a> <span class="k">return</span> <span class="nb">iter</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">tables</span><span class="p">[</span><span class="n">table</span><span class="p">])</span>
<div class="pdoc-code codehilite"><pre><span></span><span id="Context.table_iter-69"><a href="#Context.table_iter-69"><span class="linenos">69</span></a> <span class="k">def</span> <span class="nf">table_iter</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">table</span><span class="p">:</span> <span class="nb">str</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">TableIter</span><span class="p">:</span>
</span><span id="Context.table_iter-70"><a href="#Context.table_iter-70"><span class="linenos">70</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">env</span><span class="p">[</span><span class="s2">&quot;scope&quot;</span><span class="p">]</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">row_readers</span>
</span><span id="Context.table_iter-71"><a href="#Context.table_iter-71"><span class="linenos">71</span></a> <span class="k">return</span> <span class="nb">iter</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">tables</span><span class="p">[</span><span class="n">table</span><span class="p">])</span>
</span></pre></div>
@ -509,11 +513,11 @@ evaluation of aggregation functions.</p>
</div>
<a class="headerlink" href="#Context.filter"></a>
<div class="pdoc-code codehilite"><pre><span></span><span id="Context.filter-71"><a href="#Context.filter-71"><span class="linenos">71</span></a> <span class="k">def</span> <span class="nf">filter</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">condition</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
</span><span id="Context.filter-72"><a href="#Context.filter-72"><span class="linenos">72</span></a> <span class="n">rows</span> <span class="o">=</span> <span class="p">[</span><span class="n">reader</span><span class="o">.</span><span class="n">row</span> <span class="k">for</span> <span class="n">reader</span><span class="p">,</span> <span class="n">_</span> <span class="ow">in</span> <span class="bp">self</span> <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">eval</span><span class="p">(</span><span class="n">condition</span><span class="p">)]</span>
</span><span id="Context.filter-73"><a href="#Context.filter-73"><span class="linenos">73</span></a>
</span><span id="Context.filter-74"><a href="#Context.filter-74"><span class="linenos">74</span></a> <span class="k">for</span> <span class="n">table</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">tables</span><span class="o">.</span><span class="n">values</span><span class="p">():</span>
</span><span id="Context.filter-75"><a href="#Context.filter-75"><span class="linenos">75</span></a> <span class="n">table</span><span class="o">.</span><span class="n">rows</span> <span class="o">=</span> <span class="n">rows</span>
<div class="pdoc-code codehilite"><pre><span></span><span id="Context.filter-73"><a href="#Context.filter-73"><span class="linenos">73</span></a> <span class="k">def</span> <span class="nf">filter</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">condition</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
</span><span id="Context.filter-74"><a href="#Context.filter-74"><span class="linenos">74</span></a> <span class="n">rows</span> <span class="o">=</span> <span class="p">[</span><span class="n">reader</span><span class="o">.</span><span class="n">row</span> <span class="k">for</span> <span class="n">reader</span><span class="p">,</span> <span class="n">_</span> <span class="ow">in</span> <span class="bp">self</span> <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">eval</span><span class="p">(</span><span class="n">condition</span><span class="p">)]</span>
</span><span id="Context.filter-75"><a href="#Context.filter-75"><span class="linenos">75</span></a>
</span><span id="Context.filter-76"><a href="#Context.filter-76"><span class="linenos">76</span></a> <span class="k">for</span> <span class="n">table</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">tables</span><span class="o">.</span><span class="n">values</span><span class="p">():</span>
</span><span id="Context.filter-77"><a href="#Context.filter-77"><span class="linenos">77</span></a> <span class="n">table</span><span class="o">.</span><span class="n">rows</span> <span class="o">=</span> <span class="n">rows</span>
</span></pre></div>
@ -531,12 +535,12 @@ evaluation of aggregation functions.</p>
</div>
<a class="headerlink" href="#Context.sort"></a>
<div class="pdoc-code codehilite"><pre><span></span><span id="Context.sort-77"><a href="#Context.sort-77"><span class="linenos">77</span></a> <span class="k">def</span> <span class="nf">sort</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">key</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
</span><span id="Context.sort-78"><a href="#Context.sort-78"><span class="linenos">78</span></a> <span class="k">def</span> <span class="nf">sort_key</span><span class="p">(</span><span class="n">row</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">Tuple</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">t</span><span class="o">.</span><span class="n">Tuple</span><span class="p">:</span>
</span><span id="Context.sort-79"><a href="#Context.sort-79"><span class="linenos">79</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">set_row</span><span class="p">(</span><span class="n">row</span><span class="p">)</span>
</span><span id="Context.sort-80"><a href="#Context.sort-80"><span class="linenos">80</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">eval_tuple</span><span class="p">(</span><span class="n">key</span><span class="p">)</span>
</span><span id="Context.sort-81"><a href="#Context.sort-81"><span class="linenos">81</span></a>
</span><span id="Context.sort-82"><a href="#Context.sort-82"><span class="linenos">82</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">table</span><span class="o">.</span><span class="n">rows</span><span class="o">.</span><span class="n">sort</span><span class="p">(</span><span class="n">key</span><span class="o">=</span><span class="n">sort_key</span><span class="p">)</span>
<div class="pdoc-code codehilite"><pre><span></span><span id="Context.sort-79"><a href="#Context.sort-79"><span class="linenos">79</span></a> <span class="k">def</span> <span class="nf">sort</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">key</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
</span><span id="Context.sort-80"><a href="#Context.sort-80"><span class="linenos">80</span></a> <span class="k">def</span> <span class="nf">sort_key</span><span class="p">(</span><span class="n">row</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">Tuple</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">t</span><span class="o">.</span><span class="n">Tuple</span><span class="p">:</span>
</span><span id="Context.sort-81"><a href="#Context.sort-81"><span class="linenos">81</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">set_row</span><span class="p">(</span><span class="n">row</span><span class="p">)</span>
</span><span id="Context.sort-82"><a href="#Context.sort-82"><span class="linenos">82</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">eval_tuple</span><span class="p">(</span><span class="n">key</span><span class="p">)</span>
</span><span id="Context.sort-83"><a href="#Context.sort-83"><span class="linenos">83</span></a>
</span><span id="Context.sort-84"><a href="#Context.sort-84"><span class="linenos">84</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">table</span><span class="o">.</span><span class="n">rows</span><span class="o">.</span><span class="n">sort</span><span class="p">(</span><span class="n">key</span><span class="o">=</span><span class="n">sort_key</span><span class="p">)</span>
</span></pre></div>
@ -554,10 +558,10 @@ evaluation of aggregation functions.</p>
</div>
<a class="headerlink" href="#Context.set_row"></a>
<div class="pdoc-code codehilite"><pre><span></span><span id="Context.set_row-84"><a href="#Context.set_row-84"><span class="linenos">84</span></a> <span class="k">def</span> <span class="nf">set_row</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">row</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">Tuple</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
</span><span id="Context.set_row-85"><a href="#Context.set_row-85"><span class="linenos">85</span></a> <span class="k">for</span> <span class="n">table</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">tables</span><span class="o">.</span><span class="n">values</span><span class="p">():</span>
</span><span id="Context.set_row-86"><a href="#Context.set_row-86"><span class="linenos">86</span></a> <span class="n">table</span><span class="o">.</span><span class="n">reader</span><span class="o">.</span><span class="n">row</span> <span class="o">=</span> <span class="n">row</span>
</span><span id="Context.set_row-87"><a href="#Context.set_row-87"><span class="linenos">87</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">env</span><span class="p">[</span><span class="s2">&quot;scope&quot;</span><span class="p">]</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">row_readers</span>
<div class="pdoc-code codehilite"><pre><span></span><span id="Context.set_row-86"><a href="#Context.set_row-86"><span class="linenos">86</span></a> <span class="k">def</span> <span class="nf">set_row</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">row</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">Tuple</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
</span><span id="Context.set_row-87"><a href="#Context.set_row-87"><span class="linenos">87</span></a> <span class="k">for</span> <span class="n">table</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">tables</span><span class="o">.</span><span class="n">values</span><span class="p">():</span>
</span><span id="Context.set_row-88"><a href="#Context.set_row-88"><span class="linenos">88</span></a> <span class="n">table</span><span class="o">.</span><span class="n">reader</span><span class="o">.</span><span class="n">row</span> <span class="o">=</span> <span class="n">row</span>
</span><span id="Context.set_row-89"><a href="#Context.set_row-89"><span class="linenos">89</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">env</span><span class="p">[</span><span class="s2">&quot;scope&quot;</span><span class="p">]</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">row_readers</span>
</span></pre></div>
@ -575,10 +579,10 @@ evaluation of aggregation functions.</p>
</div>
<a class="headerlink" href="#Context.set_index"></a>
<div class="pdoc-code codehilite"><pre><span></span><span id="Context.set_index-89"><a href="#Context.set_index-89"><span class="linenos">89</span></a> <span class="k">def</span> <span class="nf">set_index</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">index</span><span class="p">:</span> <span class="nb">int</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
</span><span id="Context.set_index-90"><a href="#Context.set_index-90"><span class="linenos">90</span></a> <span class="k">for</span> <span class="n">table</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">tables</span><span class="o">.</span><span class="n">values</span><span class="p">():</span>
</span><span id="Context.set_index-91"><a href="#Context.set_index-91"><span class="linenos">91</span></a> <span class="n">table</span><span class="p">[</span><span class="n">index</span><span class="p">]</span>
</span><span id="Context.set_index-92"><a href="#Context.set_index-92"><span class="linenos">92</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">env</span><span class="p">[</span><span class="s2">&quot;scope&quot;</span><span class="p">]</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">row_readers</span>
<div class="pdoc-code codehilite"><pre><span></span><span id="Context.set_index-91"><a href="#Context.set_index-91"><span class="linenos">91</span></a> <span class="k">def</span> <span class="nf">set_index</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">index</span><span class="p">:</span> <span class="nb">int</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
</span><span id="Context.set_index-92"><a href="#Context.set_index-92"><span class="linenos">92</span></a> <span class="k">for</span> <span class="n">table</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">tables</span><span class="o">.</span><span class="n">values</span><span class="p">():</span>
</span><span id="Context.set_index-93"><a href="#Context.set_index-93"><span class="linenos">93</span></a> <span class="n">table</span><span class="p">[</span><span class="n">index</span><span class="p">]</span>
</span><span id="Context.set_index-94"><a href="#Context.set_index-94"><span class="linenos">94</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">env</span><span class="p">[</span><span class="s2">&quot;scope&quot;</span><span class="p">]</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">row_readers</span>
</span></pre></div>
@ -596,10 +600,10 @@ evaluation of aggregation functions.</p>
</div>
<a class="headerlink" href="#Context.set_range"></a>
<div class="pdoc-code codehilite"><pre><span></span><span id="Context.set_range-94"><a href="#Context.set_range-94"><span class="linenos">94</span></a> <span class="k">def</span> <span class="nf">set_range</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">start</span><span class="p">:</span> <span class="nb">int</span><span class="p">,</span> <span class="n">end</span><span class="p">:</span> <span class="nb">int</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
</span><span id="Context.set_range-95"><a href="#Context.set_range-95"><span class="linenos">95</span></a> <span class="k">for</span> <span class="n">name</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">tables</span><span class="p">:</span>
</span><span id="Context.set_range-96"><a href="#Context.set_range-96"><span class="linenos">96</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">range_readers</span><span class="p">[</span><span class="n">name</span><span class="p">]</span><span class="o">.</span><span class="n">range</span> <span class="o">=</span> <span class="nb">range</span><span class="p">(</span><span class="n">start</span><span class="p">,</span> <span class="n">end</span><span class="p">)</span>
</span><span id="Context.set_range-97"><a href="#Context.set_range-97"><span class="linenos">97</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">env</span><span class="p">[</span><span class="s2">&quot;scope&quot;</span><span class="p">]</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">range_readers</span>
<div class="pdoc-code codehilite"><pre><span></span><span id="Context.set_range-96"><a href="#Context.set_range-96"><span class="linenos">96</span></a> <span class="k">def</span> <span class="nf">set_range</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">start</span><span class="p">:</span> <span class="nb">int</span><span class="p">,</span> <span class="n">end</span><span class="p">:</span> <span class="nb">int</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
</span><span id="Context.set_range-97"><a href="#Context.set_range-97"><span class="linenos">97</span></a> <span class="k">for</span> <span class="n">name</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">tables</span><span class="p">:</span>
</span><span id="Context.set_range-98"><a href="#Context.set_range-98"><span class="linenos">98</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">range_readers</span><span class="p">[</span><span class="n">name</span><span class="p">]</span><span class="o">.</span><span class="n">range</span> <span class="o">=</span> <span class="nb">range</span><span class="p">(</span><span class="n">start</span><span class="p">,</span> <span class="n">end</span><span class="p">)</span>
</span><span id="Context.set_range-99"><a href="#Context.set_range-99"><span class="linenos">99</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">env</span><span class="p">[</span><span class="s2">&quot;scope&quot;</span><span class="p">]</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">range_readers</span>
</span></pre></div>

251
docs/sqlglot/executor/env.html
View file

@ -191,98 +191,109 @@
</span><span id="L-100"><a href="#L-100"><span class="linenos">100</span></a><span class="nd">@null_if_any</span>
</span><span id="L-101"><a href="#L-101"><span class="linenos">101</span></a><span class="k">def</span> <span class="nf">cast</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">to</span><span class="p">):</span>
</span><span id="L-102"><a href="#L-102"><span class="linenos">102</span></a> <span class="k">if</span> <span class="n">to</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DATE</span><span class="p">:</span>
</span><span id="L-103"><a href="#L-103"><span class="linenos">103</span></a> <span class="k">return</span> <span class="n">datetime</span><span class="o">.</span><span class="n">date</span><span class="o">.</span><span class="n">fromisoformat</span><span class="p">(</span><span class="n">this</span><span class="p">)</span>
</span><span id="L-104"><a href="#L-104"><span class="linenos">104</span></a> <span class="k">if</span> <span class="n">to</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DATETIME</span><span class="p">:</span>
</span><span id="L-105"><a href="#L-105"><span class="linenos">105</span></a> <span class="k">return</span> <span class="n">datetime</span><span class="o">.</span><span class="n">datetime</span><span class="o">.</span><span class="n">fromisoformat</span><span class="p">(</span><span class="n">this</span><span class="p">)</span>
</span><span id="L-106"><a href="#L-106"><span class="linenos">106</span></a> <span class="k">if</span> <span class="n">to</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">BOOLEAN</span><span class="p">:</span>
</span><span id="L-107"><a href="#L-107"><span class="linenos">107</span></a> <span class="k">return</span> <span class="nb">bool</span><span class="p">(</span><span class="n">this</span><span class="p">)</span>
</span><span id="L-108"><a href="#L-108"><span class="linenos">108</span></a> <span class="k">if</span> <span class="n">to</span> <span class="ow">in</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">TEXT_TYPES</span><span class="p">:</span>
</span><span id="L-109"><a href="#L-109"><span class="linenos">109</span></a> <span class="k">return</span> <span class="nb">str</span><span class="p">(</span><span class="n">this</span><span class="p">)</span>
</span><span id="L-110"><a href="#L-110"><span class="linenos">110</span></a> <span class="k">if</span> <span class="n">to</span> <span class="ow">in</span> <span class="p">{</span><span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">FLOAT</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DOUBLE</span><span class="p">}:</span>
</span><span id="L-111"><a href="#L-111"><span class="linenos">111</span></a> <span class="k">return</span> <span class="nb">float</span><span class="p">(</span><span class="n">this</span><span class="p">)</span>
</span><span id="L-112"><a href="#L-112"><span class="linenos">112</span></a> <span class="k">if</span> <span class="n">to</span> <span class="ow">in</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">NUMERIC_TYPES</span><span class="p">:</span>
</span><span id="L-113"><a href="#L-113"><span class="linenos">113</span></a> <span class="k">return</span> <span class="nb">int</span><span class="p">(</span><span class="n">this</span><span class="p">)</span>
</span><span id="L-114"><a href="#L-114"><span class="linenos">114</span></a> <span class="k">raise</span> <span class="ne">NotImplementedError</span><span class="p">(</span><span class="sa">f</span><span class="s2">&quot;Casting to &#39;</span><span class="si">{</span><span class="n">to</span><span class="si">}</span><span class="s2">&#39; not implemented.&quot;</span><span class="p">)</span>
</span><span id="L-115"><a href="#L-115"><span class="linenos">115</span></a>
</span><span id="L-116"><a href="#L-116"><span class="linenos">116</span></a>
</span><span id="L-117"><a href="#L-117"><span class="linenos">117</span></a><span class="k">def</span> <span class="nf">ordered</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">desc</span><span class="p">,</span> <span class="n">nulls_first</span><span class="p">):</span>
</span><span id="L-118"><a href="#L-118"><span class="linenos">118</span></a> <span class="k">if</span> <span class="n">desc</span><span class="p">:</span>
</span><span id="L-119"><a href="#L-119"><span class="linenos">119</span></a> <span class="k">return</span> <span class="n">reverse_key</span><span class="p">(</span><span class="n">this</span><span class="p">)</span>
</span><span id="L-120"><a href="#L-120"><span class="linenos">120</span></a> <span class="k">return</span> <span class="n">this</span>
</span><span id="L-121"><a href="#L-121"><span class="linenos">121</span></a>
</span><span id="L-122"><a href="#L-122"><span class="linenos">122</span></a>
</span><span id="L-123"><a href="#L-123"><span class="linenos">123</span></a><span class="nd">@null_if_any</span>
</span><span id="L-124"><a href="#L-124"><span class="linenos">124</span></a><span class="k">def</span> <span class="nf">interval</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">unit</span><span class="p">):</span>
</span><span id="L-125"><a href="#L-125"><span class="linenos">125</span></a> <span class="n">unit</span> <span class="o">=</span> <span class="n">unit</span><span class="o">.</span><span class="n">lower</span><span class="p">()</span>
</span><span id="L-126"><a href="#L-126"><span class="linenos">126</span></a> <span class="n">plural</span> <span class="o">=</span> <span class="n">unit</span> <span class="o">+</span> <span class="s2">&quot;s&quot;</span>
</span><span id="L-127"><a href="#L-127"><span class="linenos">127</span></a> <span class="k">if</span> <span class="n">plural</span> <span class="ow">in</span> <span class="n">Generator</span><span class="o">.</span><span class="n">TIME_PART_SINGULARS</span><span class="p">:</span>
</span><span id="L-128"><a href="#L-128"><span class="linenos">128</span></a> <span class="n">unit</span> <span class="o">=</span> <span class="n">plural</span>
</span><span id="L-129"><a href="#L-129"><span class="linenos">129</span></a> <span class="k">return</span> <span class="n">datetime</span><span class="o">.</span><span class="n">timedelta</span><span class="p">(</span><span class="o">**</span><span class="p">{</span><span class="n">unit</span><span class="p">:</span> <span class="nb">float</span><span class="p">(</span><span class="n">this</span><span class="p">)})</span>
</span><span id="L-130"><a href="#L-130"><span class="linenos">130</span></a>
</span><span id="L-103"><a href="#L-103"><span class="linenos">103</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">datetime</span><span class="o">.</span><span class="n">datetime</span><span class="p">):</span>
</span><span id="L-104"><a href="#L-104"><span class="linenos">104</span></a> <span class="k">return</span> <span class="n">this</span><span class="o">.</span><span class="n">date</span><span class="p">()</span>
</span><span id="L-105"><a href="#L-105"><span class="linenos">105</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">datetime</span><span class="o">.</span><span class="n">date</span><span class="p">):</span>
</span><span id="L-106"><a href="#L-106"><span class="linenos">106</span></a> <span class="k">return</span> <span class="n">this</span>
</span><span id="L-107"><a href="#L-107"><span class="linenos">107</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="nb">str</span><span class="p">):</span>
</span><span id="L-108"><a href="#L-108"><span class="linenos">108</span></a> <span class="k">return</span> <span class="n">datetime</span><span class="o">.</span><span class="n">date</span><span class="o">.</span><span class="n">fromisoformat</span><span class="p">(</span><span class="n">this</span><span class="p">)</span>
</span><span id="L-109"><a href="#L-109"><span class="linenos">109</span></a> <span class="k">if</span> <span class="n">to</span> <span class="ow">in</span> <span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DATETIME</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">TIMESTAMP</span><span class="p">):</span>
</span><span id="L-110"><a href="#L-110"><span class="linenos">110</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">datetime</span><span class="o">.</span><span class="n">datetime</span><span class="p">):</span>
</span><span id="L-111"><a href="#L-111"><span class="linenos">111</span></a> <span class="k">return</span> <span class="n">this</span>
</span><span id="L-112"><a href="#L-112"><span class="linenos">112</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">datetime</span><span class="o">.</span><span class="n">date</span><span class="p">):</span>
</span><span id="L-113"><a href="#L-113"><span class="linenos">113</span></a> <span class="k">return</span> <span class="n">datetime</span><span class="o">.</span><span class="n">datetime</span><span class="p">(</span><span class="n">this</span><span class="o">.</span><span class="n">year</span><span class="p">,</span> <span class="n">this</span><span class="o">.</span><span class="n">month</span><span class="p">,</span> <span class="n">this</span><span class="o">.</span><span class="n">day</span><span class="p">)</span>
</span><span id="L-114"><a href="#L-114"><span class="linenos">114</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="nb">str</span><span class="p">):</span>
</span><span id="L-115"><a href="#L-115"><span class="linenos">115</span></a> <span class="k">return</span> <span class="n">datetime</span><span class="o">.</span><span class="n">datetime</span><span class="o">.</span><span class="n">fromisoformat</span><span class="p">(</span><span class="n">this</span><span class="p">)</span>
</span><span id="L-116"><a href="#L-116"><span class="linenos">116</span></a> <span class="k">if</span> <span class="n">to</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">BOOLEAN</span><span class="p">:</span>
</span><span id="L-117"><a href="#L-117"><span class="linenos">117</span></a> <span class="k">return</span> <span class="nb">bool</span><span class="p">(</span><span class="n">this</span><span class="p">)</span>
</span><span id="L-118"><a href="#L-118"><span class="linenos">118</span></a> <span class="k">if</span> <span class="n">to</span> <span class="ow">in</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">TEXT_TYPES</span><span class="p">:</span>
</span><span id="L-119"><a href="#L-119"><span class="linenos">119</span></a> <span class="k">return</span> <span class="nb">str</span><span class="p">(</span><span class="n">this</span><span class="p">)</span>
</span><span id="L-120"><a href="#L-120"><span class="linenos">120</span></a> <span class="k">if</span> <span class="n">to</span> <span class="ow">in</span> <span class="p">{</span><span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">FLOAT</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DOUBLE</span><span class="p">}:</span>
</span><span id="L-121"><a href="#L-121"><span class="linenos">121</span></a> <span class="k">return</span> <span class="nb">float</span><span class="p">(</span><span class="n">this</span><span class="p">)</span>
</span><span id="L-122"><a href="#L-122"><span class="linenos">122</span></a> <span class="k">if</span> <span class="n">to</span> <span class="ow">in</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">NUMERIC_TYPES</span><span class="p">:</span>
</span><span id="L-123"><a href="#L-123"><span class="linenos">123</span></a> <span class="k">return</span> <span class="nb">int</span><span class="p">(</span><span class="n">this</span><span class="p">)</span>
</span><span id="L-124"><a href="#L-124"><span class="linenos">124</span></a> <span class="k">raise</span> <span class="ne">NotImplementedError</span><span class="p">(</span><span class="sa">f</span><span class="s2">&quot;Casting </span><span class="si">{</span><span class="n">this</span><span class="si">}</span><span class="s2"> to &#39;</span><span class="si">{</span><span class="n">to</span><span class="si">}</span><span class="s2">&#39; not implemented.&quot;</span><span class="p">)</span>
</span><span id="L-125"><a href="#L-125"><span class="linenos">125</span></a>
</span><span id="L-126"><a href="#L-126"><span class="linenos">126</span></a>
</span><span id="L-127"><a href="#L-127"><span class="linenos">127</span></a><span class="k">def</span> <span class="nf">ordered</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">desc</span><span class="p">,</span> <span class="n">nulls_first</span><span class="p">):</span>
</span><span id="L-128"><a href="#L-128"><span class="linenos">128</span></a> <span class="k">if</span> <span class="n">desc</span><span class="p">:</span>
</span><span id="L-129"><a href="#L-129"><span class="linenos">129</span></a> <span class="k">return</span> <span class="n">reverse_key</span><span class="p">(</span><span class="n">this</span><span class="p">)</span>
</span><span id="L-130"><a href="#L-130"><span class="linenos">130</span></a> <span class="k">return</span> <span class="n">this</span>
</span><span id="L-131"><a href="#L-131"><span class="linenos">131</span></a>
</span><span id="L-132"><a href="#L-132"><span class="linenos">132</span></a><span class="n">ENV</span> <span class="o">=</span> <span class="p">{</span>
</span><span id="L-133"><a href="#L-133"><span class="linenos">133</span></a> <span class="s2">&quot;exp&quot;</span><span class="p">:</span> <span class="n">exp</span><span class="p">,</span>
</span><span id="L-134"><a href="#L-134"><span class="linenos">134</span></a> <span class="c1"># aggs</span>
</span><span id="L-135"><a href="#L-135"><span class="linenos">135</span></a> <span class="s2">&quot;ARRAYAGG&quot;</span><span class="p">:</span> <span class="nb">list</span><span class="p">,</span>
</span><span id="L-136"><a href="#L-136"><span class="linenos">136</span></a> <span class="s2">&quot;AVG&quot;</span><span class="p">:</span> <span class="n">filter_nulls</span><span class="p">(</span><span class="n">statistics</span><span class="o">.</span><span class="n">fmean</span> <span class="k">if</span> <span class="n">PYTHON_VERSION</span> <span class="o">&gt;=</span> <span class="p">(</span><span class="mi">3</span><span class="p">,</span> <span class="mi">8</span><span class="p">)</span> <span class="k">else</span> <span class="n">statistics</span><span class="o">.</span><span class="n">mean</span><span class="p">),</span> <span class="c1"># type: ignore</span>
</span><span id="L-137"><a href="#L-137"><span class="linenos">137</span></a> <span class="s2">&quot;COUNT&quot;</span><span class="p">:</span> <span class="n">filter_nulls</span><span class="p">(</span><span class="k">lambda</span> <span class="n">acc</span><span class="p">:</span> <span class="nb">sum</span><span class="p">(</span><span class="mi">1</span> <span class="k">for</span> <span class="n">_</span> <span class="ow">in</span> <span class="n">acc</span><span class="p">),</span> <span class="kc">False</span><span class="p">),</span>
</span><span id="L-138"><a href="#L-138"><span class="linenos">138</span></a> <span class="s2">&quot;MAX&quot;</span><span class="p">:</span> <span class="n">filter_nulls</span><span class="p">(</span><span class="nb">max</span><span class="p">),</span>
</span><span id="L-139"><a href="#L-139"><span class="linenos">139</span></a> <span class="s2">&quot;MIN&quot;</span><span class="p">:</span> <span class="n">filter_nulls</span><span class="p">(</span><span class="nb">min</span><span class="p">),</span>
</span><span id="L-140"><a href="#L-140"><span class="linenos">140</span></a> <span class="s2">&quot;SUM&quot;</span><span class="p">:</span> <span class="n">filter_nulls</span><span class="p">(</span><span class="nb">sum</span><span class="p">),</span>
</span><span id="L-141"><a href="#L-141"><span class="linenos">141</span></a> <span class="c1"># scalar functions</span>
</span><span id="L-142"><a href="#L-142"><span class="linenos">142</span></a> <span class="s2">&quot;ABS&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">:</span> <span class="nb">abs</span><span class="p">(</span><span class="n">this</span><span class="p">)),</span>
</span><span id="L-143"><a href="#L-143"><span class="linenos">143</span></a> <span class="s2">&quot;ADD&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">e</span><span class="p">,</span> <span class="n">this</span><span class="p">:</span> <span class="n">e</span> <span class="o">+</span> <span class="n">this</span><span class="p">),</span>
</span><span id="L-144"><a href="#L-144"><span class="linenos">144</span></a> <span class="s2">&quot;ARRAYANY&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">arr</span><span class="p">,</span> <span class="n">func</span><span class="p">:</span> <span class="nb">any</span><span class="p">(</span><span class="n">func</span><span class="p">(</span><span class="n">e</span><span class="p">)</span> <span class="k">for</span> <span class="n">e</span> <span class="ow">in</span> <span class="n">arr</span><span class="p">)),</span>
</span><span id="L-145"><a href="#L-145"><span class="linenos">145</span></a> <span class="s2">&quot;BETWEEN&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">low</span><span class="p">,</span> <span class="n">high</span><span class="p">:</span> <span class="n">low</span> <span class="o">&lt;=</span> <span class="n">this</span> <span class="ow">and</span> <span class="n">this</span> <span class="o">&lt;=</span> <span class="n">high</span><span class="p">),</span>
</span><span id="L-146"><a href="#L-146"><span class="linenos">146</span></a> <span class="s2">&quot;BITWISEAND&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="n">this</span> <span class="o">&amp;</span> <span class="n">e</span><span class="p">),</span>
</span><span id="L-147"><a href="#L-147"><span class="linenos">147</span></a> <span class="s2">&quot;BITWISELEFTSHIFT&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="n">this</span> <span class="o">&lt;&lt;</span> <span class="n">e</span><span class="p">),</span>
</span><span id="L-148"><a href="#L-148"><span class="linenos">148</span></a> <span class="s2">&quot;BITWISEOR&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="n">this</span> <span class="o">|</span> <span class="n">e</span><span class="p">),</span>
</span><span id="L-149"><a href="#L-149"><span class="linenos">149</span></a> <span class="s2">&quot;BITWISERIGHTSHIFT&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="n">this</span> <span class="o">&gt;&gt;</span> <span class="n">e</span><span class="p">),</span>
</span><span id="L-150"><a href="#L-150"><span class="linenos">150</span></a> <span class="s2">&quot;BITWISEXOR&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="n">this</span> <span class="o">^</span> <span class="n">e</span><span class="p">),</span>
</span><span id="L-151"><a href="#L-151"><span class="linenos">151</span></a> <span class="s2">&quot;CAST&quot;</span><span class="p">:</span> <span class="n">cast</span><span class="p">,</span>
</span><span id="L-152"><a href="#L-152"><span class="linenos">152</span></a> <span class="s2">&quot;COALESCE&quot;</span><span class="p">:</span> <span class="k">lambda</span> <span class="o">*</span><span class="n">args</span><span class="p">:</span> <span class="nb">next</span><span class="p">((</span><span class="n">a</span> <span class="k">for</span> <span class="n">a</span> <span class="ow">in</span> <span class="n">args</span> <span class="k">if</span> <span class="n">a</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">),</span> <span class="kc">None</span><span class="p">),</span>
</span><span id="L-153"><a href="#L-153"><span class="linenos">153</span></a> <span class="s2">&quot;CONCAT&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="o">*</span><span class="n">args</span><span class="p">:</span> <span class="s2">&quot;&quot;</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="n">args</span><span class="p">)),</span>
</span><span id="L-154"><a href="#L-154"><span class="linenos">154</span></a> <span class="s2">&quot;SAFECONCAT&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="o">*</span><span class="n">args</span><span class="p">:</span> <span class="s2">&quot;&quot;</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="nb">str</span><span class="p">(</span><span class="n">arg</span><span class="p">)</span> <span class="k">for</span> <span class="n">arg</span> <span class="ow">in</span> <span class="n">args</span><span class="p">)),</span>
</span><span id="L-155"><a href="#L-155"><span class="linenos">155</span></a> <span class="s2">&quot;CONCATWS&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="o">*</span><span class="n">args</span><span class="p">:</span> <span class="n">this</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="n">args</span><span class="p">)),</span>
</span><span id="L-156"><a href="#L-156"><span class="linenos">156</span></a> <span class="s2">&quot;DATESTRTODATE&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">arg</span><span class="p">:</span> <span class="n">datetime</span><span class="o">.</span><span class="n">date</span><span class="o">.</span><span class="n">fromisoformat</span><span class="p">(</span><span class="n">arg</span><span class="p">)),</span>
</span><span id="L-157"><a href="#L-157"><span class="linenos">157</span></a> <span class="s2">&quot;DIV&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">e</span><span class="p">,</span> <span class="n">this</span><span class="p">:</span> <span class="n">e</span> <span class="o">/</span> <span class="n">this</span><span class="p">),</span>
</span><span id="L-158"><a href="#L-158"><span class="linenos">158</span></a> <span class="s2">&quot;DOT&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">e</span><span class="p">,</span> <span class="n">this</span><span class="p">:</span> <span class="n">e</span><span class="p">[</span><span class="n">this</span><span class="p">]),</span>
</span><span id="L-159"><a href="#L-159"><span class="linenos">159</span></a> <span class="s2">&quot;EQ&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="n">this</span> <span class="o">==</span> <span class="n">e</span><span class="p">),</span>
</span><span id="L-160"><a href="#L-160"><span class="linenos">160</span></a> <span class="s2">&quot;EXTRACT&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="nb">getattr</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="n">this</span><span class="p">)),</span>
</span><span id="L-161"><a href="#L-161"><span class="linenos">161</span></a> <span class="s2">&quot;GT&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="n">this</span> <span class="o">&gt;</span> <span class="n">e</span><span class="p">),</span>
</span><span id="L-162"><a href="#L-162"><span class="linenos">162</span></a> <span class="s2">&quot;GTE&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="n">this</span> <span class="o">&gt;=</span> <span class="n">e</span><span class="p">),</span>
</span><span id="L-163"><a href="#L-163"><span class="linenos">163</span></a> <span class="s2">&quot;IF&quot;</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">predicate</span><span class="p">,</span> <span class="n">true</span><span class="p">,</span> <span class="n">false</span><span class="p">:</span> <span class="n">true</span> <span class="k">if</span> <span class="n">predicate</span> <span class="k">else</span> <span class="n">false</span><span class="p">,</span>
</span><span id="L-164"><a href="#L-164"><span class="linenos">164</span></a> <span class="s2">&quot;INTDIV&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">e</span><span class="p">,</span> <span class="n">this</span><span class="p">:</span> <span class="n">e</span> <span class="o">//</span> <span class="n">this</span><span class="p">),</span>
</span><span id="L-165"><a href="#L-165"><span class="linenos">165</span></a> <span class="s2">&quot;INTERVAL&quot;</span><span class="p">:</span> <span class="n">interval</span><span class="p">,</span>
</span><span id="L-166"><a href="#L-166"><span class="linenos">166</span></a> <span class="s2">&quot;LEFT&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="n">this</span><span class="p">[:</span><span class="n">e</span><span class="p">]),</span>
</span><span id="L-167"><a href="#L-167"><span class="linenos">167</span></a> <span class="s2">&quot;LIKE&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span>
</span><span id="L-168"><a href="#L-168"><span class="linenos">168</span></a> <span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="nb">bool</span><span class="p">(</span><span class="n">re</span><span class="o">.</span><span class="n">match</span><span class="p">(</span><span class="n">e</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="s2">&quot;_&quot;</span><span class="p">,</span> <span class="s2">&quot;.&quot;</span><span class="p">)</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="s2">&quot;%&quot;</span><span class="p">,</span> <span class="s2">&quot;.*&quot;</span><span class="p">),</span> <span class="n">this</span><span class="p">))</span>
</span><span id="L-169"><a href="#L-169"><span class="linenos">169</span></a> <span class="p">),</span>
</span><span id="L-170"><a href="#L-170"><span class="linenos">170</span></a> <span class="s2">&quot;LOWER&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">arg</span><span class="p">:</span> <span class="n">arg</span><span class="o">.</span><span class="n">lower</span><span class="p">()),</span>
</span><span id="L-171"><a href="#L-171"><span class="linenos">171</span></a> <span class="s2">&quot;LT&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="n">this</span> <span class="o">&lt;</span> <span class="n">e</span><span class="p">),</span>
</span><span id="L-172"><a href="#L-172"><span class="linenos">172</span></a> <span class="s2">&quot;LTE&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="n">this</span> <span class="o">&lt;=</span> <span class="n">e</span><span class="p">),</span>
</span><span id="L-173"><a href="#L-173"><span class="linenos">173</span></a> <span class="s2">&quot;MAP&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="o">*</span><span class="n">args</span><span class="p">:</span> <span class="nb">dict</span><span class="p">(</span><span class="nb">zip</span><span class="p">(</span><span class="o">*</span><span class="n">args</span><span class="p">))),</span> <span class="c1"># type: ignore</span>
</span><span id="L-174"><a href="#L-174"><span class="linenos">174</span></a> <span class="s2">&quot;MOD&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">e</span><span class="p">,</span> <span class="n">this</span><span class="p">:</span> <span class="n">e</span> <span class="o">%</span> <span class="n">this</span><span class="p">),</span>
</span><span id="L-175"><a href="#L-175"><span class="linenos">175</span></a> <span class="s2">&quot;MUL&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">e</span><span class="p">,</span> <span class="n">this</span><span class="p">:</span> <span class="n">e</span> <span class="o">*</span> <span class="n">this</span><span class="p">),</span>
</span><span id="L-176"><a href="#L-176"><span class="linenos">176</span></a> <span class="s2">&quot;NEQ&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="n">this</span> <span class="o">!=</span> <span class="n">e</span><span class="p">),</span>
</span><span id="L-177"><a href="#L-177"><span class="linenos">177</span></a> <span class="s2">&quot;ORD&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="nb">ord</span><span class="p">),</span>
</span><span id="L-178"><a href="#L-178"><span class="linenos">178</span></a> <span class="s2">&quot;ORDERED&quot;</span><span class="p">:</span> <span class="n">ordered</span><span class="p">,</span>
</span><span id="L-179"><a href="#L-179"><span class="linenos">179</span></a> <span class="s2">&quot;POW&quot;</span><span class="p">:</span> <span class="nb">pow</span><span class="p">,</span>
</span><span id="L-180"><a href="#L-180"><span class="linenos">180</span></a> <span class="s2">&quot;RIGHT&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="n">this</span><span class="p">[</span><span class="o">-</span><span class="n">e</span><span class="p">:]),</span>
</span><span id="L-181"><a href="#L-181"><span class="linenos">181</span></a> <span class="s2">&quot;STRPOSITION&quot;</span><span class="p">:</span> <span class="n">str_position</span><span class="p">,</span>
</span><span id="L-182"><a href="#L-182"><span class="linenos">182</span></a> <span class="s2">&quot;SUB&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">e</span><span class="p">,</span> <span class="n">this</span><span class="p">:</span> <span class="n">e</span> <span class="o">-</span> <span class="n">this</span><span class="p">),</span>
</span><span id="L-183"><a href="#L-183"><span class="linenos">183</span></a> <span class="s2">&quot;SUBSTRING&quot;</span><span class="p">:</span> <span class="n">substring</span><span class="p">,</span>
</span><span id="L-184"><a href="#L-184"><span class="linenos">184</span></a> <span class="s2">&quot;TIMESTRTOTIME&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">arg</span><span class="p">:</span> <span class="n">datetime</span><span class="o">.</span><span class="n">datetime</span><span class="o">.</span><span class="n">fromisoformat</span><span class="p">(</span><span class="n">arg</span><span class="p">)),</span>
</span><span id="L-185"><a href="#L-185"><span class="linenos">185</span></a> <span class="s2">&quot;UPPER&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">arg</span><span class="p">:</span> <span class="n">arg</span><span class="o">.</span><span class="n">upper</span><span class="p">()),</span>
</span><span id="L-186"><a href="#L-186"><span class="linenos">186</span></a> <span class="s2">&quot;YEAR&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">arg</span><span class="p">:</span> <span class="n">arg</span><span class="o">.</span><span class="n">year</span><span class="p">),</span>
</span><span id="L-187"><a href="#L-187"><span class="linenos">187</span></a> <span class="s2">&quot;MONTH&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">arg</span><span class="p">:</span> <span class="n">arg</span><span class="o">.</span><span class="n">month</span><span class="p">),</span>
</span><span id="L-188"><a href="#L-188"><span class="linenos">188</span></a> <span class="s2">&quot;DAY&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">arg</span><span class="p">:</span> <span class="n">arg</span><span class="o">.</span><span class="n">day</span><span class="p">),</span>
</span><span id="L-189"><a href="#L-189"><span class="linenos">189</span></a> <span class="s2">&quot;CURRENTDATETIME&quot;</span><span class="p">:</span> <span class="n">datetime</span><span class="o">.</span><span class="n">datetime</span><span class="o">.</span><span class="n">now</span><span class="p">,</span>
</span><span id="L-190"><a href="#L-190"><span class="linenos">190</span></a> <span class="s2">&quot;CURRENTTIMESTAMP&quot;</span><span class="p">:</span> <span class="n">datetime</span><span class="o">.</span><span class="n">datetime</span><span class="o">.</span><span class="n">now</span><span class="p">,</span>
</span><span id="L-191"><a href="#L-191"><span class="linenos">191</span></a> <span class="s2">&quot;CURRENTTIME&quot;</span><span class="p">:</span> <span class="n">datetime</span><span class="o">.</span><span class="n">datetime</span><span class="o">.</span><span class="n">now</span><span class="p">,</span>
</span><span id="L-192"><a href="#L-192"><span class="linenos">192</span></a> <span class="s2">&quot;CURRENTDATE&quot;</span><span class="p">:</span> <span class="n">datetime</span><span class="o">.</span><span class="n">date</span><span class="o">.</span><span class="n">today</span><span class="p">,</span>
</span><span id="L-193"><a href="#L-193"><span class="linenos">193</span></a> <span class="s2">&quot;STRFTIME&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">fmt</span><span class="p">,</span> <span class="n">arg</span><span class="p">:</span> <span class="n">datetime</span><span class="o">.</span><span class="n">datetime</span><span class="o">.</span><span class="n">fromisoformat</span><span class="p">(</span><span class="n">arg</span><span class="p">)</span><span class="o">.</span><span class="n">strftime</span><span class="p">(</span><span class="n">fmt</span><span class="p">)),</span>
</span><span id="L-194"><a href="#L-194"><span class="linenos">194</span></a><span class="p">}</span>
</span><span id="L-132"><a href="#L-132"><span class="linenos">132</span></a>
</span><span id="L-133"><a href="#L-133"><span class="linenos">133</span></a><span class="nd">@null_if_any</span>
</span><span id="L-134"><a href="#L-134"><span class="linenos">134</span></a><span class="k">def</span> <span class="nf">interval</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">unit</span><span class="p">):</span>
</span><span id="L-135"><a href="#L-135"><span class="linenos">135</span></a> <span class="n">unit</span> <span class="o">=</span> <span class="n">unit</span><span class="o">.</span><span class="n">lower</span><span class="p">()</span>
</span><span id="L-136"><a href="#L-136"><span class="linenos">136</span></a> <span class="n">plural</span> <span class="o">=</span> <span class="n">unit</span> <span class="o">+</span> <span class="s2">&quot;s&quot;</span>
</span><span id="L-137"><a href="#L-137"><span class="linenos">137</span></a> <span class="k">if</span> <span class="n">plural</span> <span class="ow">in</span> <span class="n">Generator</span><span class="o">.</span><span class="n">TIME_PART_SINGULARS</span><span class="p">:</span>
</span><span id="L-138"><a href="#L-138"><span class="linenos">138</span></a> <span class="n">unit</span> <span class="o">=</span> <span class="n">plural</span>
</span><span id="L-139"><a href="#L-139"><span class="linenos">139</span></a> <span class="k">return</span> <span class="n">datetime</span><span class="o">.</span><span class="n">timedelta</span><span class="p">(</span><span class="o">**</span><span class="p">{</span><span class="n">unit</span><span class="p">:</span> <span class="nb">float</span><span class="p">(</span><span class="n">this</span><span class="p">)})</span>
</span><span id="L-140"><a href="#L-140"><span class="linenos">140</span></a>
</span><span id="L-141"><a href="#L-141"><span class="linenos">141</span></a>
</span><span id="L-142"><a href="#L-142"><span class="linenos">142</span></a><span class="n">ENV</span> <span class="o">=</span> <span class="p">{</span>
</span><span id="L-143"><a href="#L-143"><span class="linenos">143</span></a> <span class="s2">&quot;exp&quot;</span><span class="p">:</span> <span class="n">exp</span><span class="p">,</span>
</span><span id="L-144"><a href="#L-144"><span class="linenos">144</span></a> <span class="c1"># aggs</span>
</span><span id="L-145"><a href="#L-145"><span class="linenos">145</span></a> <span class="s2">&quot;ARRAYAGG&quot;</span><span class="p">:</span> <span class="nb">list</span><span class="p">,</span>
</span><span id="L-146"><a href="#L-146"><span class="linenos">146</span></a> <span class="s2">&quot;AVG&quot;</span><span class="p">:</span> <span class="n">filter_nulls</span><span class="p">(</span><span class="n">statistics</span><span class="o">.</span><span class="n">fmean</span> <span class="k">if</span> <span class="n">PYTHON_VERSION</span> <span class="o">&gt;=</span> <span class="p">(</span><span class="mi">3</span><span class="p">,</span> <span class="mi">8</span><span class="p">)</span> <span class="k">else</span> <span class="n">statistics</span><span class="o">.</span><span class="n">mean</span><span class="p">),</span> <span class="c1"># type: ignore</span>
</span><span id="L-147"><a href="#L-147"><span class="linenos">147</span></a> <span class="s2">&quot;COUNT&quot;</span><span class="p">:</span> <span class="n">filter_nulls</span><span class="p">(</span><span class="k">lambda</span> <span class="n">acc</span><span class="p">:</span> <span class="nb">sum</span><span class="p">(</span><span class="mi">1</span> <span class="k">for</span> <span class="n">_</span> <span class="ow">in</span> <span class="n">acc</span><span class="p">),</span> <span class="kc">False</span><span class="p">),</span>
</span><span id="L-148"><a href="#L-148"><span class="linenos">148</span></a> <span class="s2">&quot;MAX&quot;</span><span class="p">:</span> <span class="n">filter_nulls</span><span class="p">(</span><span class="nb">max</span><span class="p">),</span>
</span><span id="L-149"><a href="#L-149"><span class="linenos">149</span></a> <span class="s2">&quot;MIN&quot;</span><span class="p">:</span> <span class="n">filter_nulls</span><span class="p">(</span><span class="nb">min</span><span class="p">),</span>
</span><span id="L-150"><a href="#L-150"><span class="linenos">150</span></a> <span class="s2">&quot;SUM&quot;</span><span class="p">:</span> <span class="n">filter_nulls</span><span class="p">(</span><span class="nb">sum</span><span class="p">),</span>
</span><span id="L-151"><a href="#L-151"><span class="linenos">151</span></a> <span class="c1"># scalar functions</span>
</span><span id="L-152"><a href="#L-152"><span class="linenos">152</span></a> <span class="s2">&quot;ABS&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">:</span> <span class="nb">abs</span><span class="p">(</span><span class="n">this</span><span class="p">)),</span>
</span><span id="L-153"><a href="#L-153"><span class="linenos">153</span></a> <span class="s2">&quot;ADD&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">e</span><span class="p">,</span> <span class="n">this</span><span class="p">:</span> <span class="n">e</span> <span class="o">+</span> <span class="n">this</span><span class="p">),</span>
</span><span id="L-154"><a href="#L-154"><span class="linenos">154</span></a> <span class="s2">&quot;ARRAYANY&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">arr</span><span class="p">,</span> <span class="n">func</span><span class="p">:</span> <span class="nb">any</span><span class="p">(</span><span class="n">func</span><span class="p">(</span><span class="n">e</span><span class="p">)</span> <span class="k">for</span> <span class="n">e</span> <span class="ow">in</span> <span class="n">arr</span><span class="p">)),</span>
</span><span id="L-155"><a href="#L-155"><span class="linenos">155</span></a> <span class="s2">&quot;BETWEEN&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">low</span><span class="p">,</span> <span class="n">high</span><span class="p">:</span> <span class="n">low</span> <span class="o">&lt;=</span> <span class="n">this</span> <span class="ow">and</span> <span class="n">this</span> <span class="o">&lt;=</span> <span class="n">high</span><span class="p">),</span>
</span><span id="L-156"><a href="#L-156"><span class="linenos">156</span></a> <span class="s2">&quot;BITWISEAND&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="n">this</span> <span class="o">&amp;</span> <span class="n">e</span><span class="p">),</span>
</span><span id="L-157"><a href="#L-157"><span class="linenos">157</span></a> <span class="s2">&quot;BITWISELEFTSHIFT&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="n">this</span> <span class="o">&lt;&lt;</span> <span class="n">e</span><span class="p">),</span>
</span><span id="L-158"><a href="#L-158"><span class="linenos">158</span></a> <span class="s2">&quot;BITWISEOR&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="n">this</span> <span class="o">|</span> <span class="n">e</span><span class="p">),</span>
</span><span id="L-159"><a href="#L-159"><span class="linenos">159</span></a> <span class="s2">&quot;BITWISERIGHTSHIFT&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="n">this</span> <span class="o">&gt;&gt;</span> <span class="n">e</span><span class="p">),</span>
</span><span id="L-160"><a href="#L-160"><span class="linenos">160</span></a> <span class="s2">&quot;BITWISEXOR&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="n">this</span> <span class="o">^</span> <span class="n">e</span><span class="p">),</span>
</span><span id="L-161"><a href="#L-161"><span class="linenos">161</span></a> <span class="s2">&quot;CAST&quot;</span><span class="p">:</span> <span class="n">cast</span><span class="p">,</span>
</span><span id="L-162"><a href="#L-162"><span class="linenos">162</span></a> <span class="s2">&quot;COALESCE&quot;</span><span class="p">:</span> <span class="k">lambda</span> <span class="o">*</span><span class="n">args</span><span class="p">:</span> <span class="nb">next</span><span class="p">((</span><span class="n">a</span> <span class="k">for</span> <span class="n">a</span> <span class="ow">in</span> <span class="n">args</span> <span class="k">if</span> <span class="n">a</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">),</span> <span class="kc">None</span><span class="p">),</span>
</span><span id="L-163"><a href="#L-163"><span class="linenos">163</span></a> <span class="s2">&quot;CONCAT&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="o">*</span><span class="n">args</span><span class="p">:</span> <span class="s2">&quot;&quot;</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="n">args</span><span class="p">)),</span>
</span><span id="L-164"><a href="#L-164"><span class="linenos">164</span></a> <span class="s2">&quot;SAFECONCAT&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="o">*</span><span class="n">args</span><span class="p">:</span> <span class="s2">&quot;&quot;</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="nb">str</span><span class="p">(</span><span class="n">arg</span><span class="p">)</span> <span class="k">for</span> <span class="n">arg</span> <span class="ow">in</span> <span class="n">args</span><span class="p">)),</span>
</span><span id="L-165"><a href="#L-165"><span class="linenos">165</span></a> <span class="s2">&quot;CONCATWS&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="o">*</span><span class="n">args</span><span class="p">:</span> <span class="n">this</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="n">args</span><span class="p">)),</span>
</span><span id="L-166"><a href="#L-166"><span class="linenos">166</span></a> <span class="s2">&quot;DATEDIFF&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">expression</span><span class="p">,</span> <span class="o">*</span><span class="n">_</span><span class="p">:</span> <span class="p">(</span><span class="n">this</span> <span class="o">-</span> <span class="n">expression</span><span class="p">)</span><span class="o">.</span><span class="n">days</span><span class="p">),</span>
</span><span id="L-167"><a href="#L-167"><span class="linenos">167</span></a> <span class="s2">&quot;DATESTRTODATE&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">arg</span><span class="p">:</span> <span class="n">datetime</span><span class="o">.</span><span class="n">date</span><span class="o">.</span><span class="n">fromisoformat</span><span class="p">(</span><span class="n">arg</span><span class="p">)),</span>
</span><span id="L-168"><a href="#L-168"><span class="linenos">168</span></a> <span class="s2">&quot;DIV&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">e</span><span class="p">,</span> <span class="n">this</span><span class="p">:</span> <span class="n">e</span> <span class="o">/</span> <span class="n">this</span><span class="p">),</span>
</span><span id="L-169"><a href="#L-169"><span class="linenos">169</span></a> <span class="s2">&quot;DOT&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">e</span><span class="p">,</span> <span class="n">this</span><span class="p">:</span> <span class="n">e</span><span class="p">[</span><span class="n">this</span><span class="p">]),</span>
</span><span id="L-170"><a href="#L-170"><span class="linenos">170</span></a> <span class="s2">&quot;EQ&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="n">this</span> <span class="o">==</span> <span class="n">e</span><span class="p">),</span>
</span><span id="L-171"><a href="#L-171"><span class="linenos">171</span></a> <span class="s2">&quot;EXTRACT&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="nb">getattr</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="n">this</span><span class="p">)),</span>
</span><span id="L-172"><a href="#L-172"><span class="linenos">172</span></a> <span class="s2">&quot;GT&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="n">this</span> <span class="o">&gt;</span> <span class="n">e</span><span class="p">),</span>
</span><span id="L-173"><a href="#L-173"><span class="linenos">173</span></a> <span class="s2">&quot;GTE&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="n">this</span> <span class="o">&gt;=</span> <span class="n">e</span><span class="p">),</span>
</span><span id="L-174"><a href="#L-174"><span class="linenos">174</span></a> <span class="s2">&quot;IF&quot;</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">predicate</span><span class="p">,</span> <span class="n">true</span><span class="p">,</span> <span class="n">false</span><span class="p">:</span> <span class="n">true</span> <span class="k">if</span> <span class="n">predicate</span> <span class="k">else</span> <span class="n">false</span><span class="p">,</span>
</span><span id="L-175"><a href="#L-175"><span class="linenos">175</span></a> <span class="s2">&quot;INTDIV&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">e</span><span class="p">,</span> <span class="n">this</span><span class="p">:</span> <span class="n">e</span> <span class="o">//</span> <span class="n">this</span><span class="p">),</span>
</span><span id="L-176"><a href="#L-176"><span class="linenos">176</span></a> <span class="s2">&quot;INTERVAL&quot;</span><span class="p">:</span> <span class="n">interval</span><span class="p">,</span>
</span><span id="L-177"><a href="#L-177"><span class="linenos">177</span></a> <span class="s2">&quot;LEFT&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="n">this</span><span class="p">[:</span><span class="n">e</span><span class="p">]),</span>
</span><span id="L-178"><a href="#L-178"><span class="linenos">178</span></a> <span class="s2">&quot;LIKE&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span>
</span><span id="L-179"><a href="#L-179"><span class="linenos">179</span></a> <span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="nb">bool</span><span class="p">(</span><span class="n">re</span><span class="o">.</span><span class="n">match</span><span class="p">(</span><span class="n">e</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="s2">&quot;_&quot;</span><span class="p">,</span> <span class="s2">&quot;.&quot;</span><span class="p">)</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="s2">&quot;%&quot;</span><span class="p">,</span> <span class="s2">&quot;.*&quot;</span><span class="p">),</span> <span class="n">this</span><span class="p">))</span>
</span><span id="L-180"><a href="#L-180"><span class="linenos">180</span></a> <span class="p">),</span>
</span><span id="L-181"><a href="#L-181"><span class="linenos">181</span></a> <span class="s2">&quot;LOWER&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">arg</span><span class="p">:</span> <span class="n">arg</span><span class="o">.</span><span class="n">lower</span><span class="p">()),</span>
</span><span id="L-182"><a href="#L-182"><span class="linenos">182</span></a> <span class="s2">&quot;LT&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="n">this</span> <span class="o">&lt;</span> <span class="n">e</span><span class="p">),</span>
</span><span id="L-183"><a href="#L-183"><span class="linenos">183</span></a> <span class="s2">&quot;LTE&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="n">this</span> <span class="o">&lt;=</span> <span class="n">e</span><span class="p">),</span>
</span><span id="L-184"><a href="#L-184"><span class="linenos">184</span></a> <span class="s2">&quot;MAP&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="o">*</span><span class="n">args</span><span class="p">:</span> <span class="nb">dict</span><span class="p">(</span><span class="nb">zip</span><span class="p">(</span><span class="o">*</span><span class="n">args</span><span class="p">))),</span> <span class="c1"># type: ignore</span>
</span><span id="L-185"><a href="#L-185"><span class="linenos">185</span></a> <span class="s2">&quot;MOD&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">e</span><span class="p">,</span> <span class="n">this</span><span class="p">:</span> <span class="n">e</span> <span class="o">%</span> <span class="n">this</span><span class="p">),</span>
</span><span id="L-186"><a href="#L-186"><span class="linenos">186</span></a> <span class="s2">&quot;MUL&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">e</span><span class="p">,</span> <span class="n">this</span><span class="p">:</span> <span class="n">e</span> <span class="o">*</span> <span class="n">this</span><span class="p">),</span>
</span><span id="L-187"><a href="#L-187"><span class="linenos">187</span></a> <span class="s2">&quot;NEQ&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="n">this</span> <span class="o">!=</span> <span class="n">e</span><span class="p">),</span>
</span><span id="L-188"><a href="#L-188"><span class="linenos">188</span></a> <span class="s2">&quot;ORD&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="nb">ord</span><span class="p">),</span>
</span><span id="L-189"><a href="#L-189"><span class="linenos">189</span></a> <span class="s2">&quot;ORDERED&quot;</span><span class="p">:</span> <span class="n">ordered</span><span class="p">,</span>
</span><span id="L-190"><a href="#L-190"><span class="linenos">190</span></a> <span class="s2">&quot;POW&quot;</span><span class="p">:</span> <span class="nb">pow</span><span class="p">,</span>
</span><span id="L-191"><a href="#L-191"><span class="linenos">191</span></a> <span class="s2">&quot;RIGHT&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="n">this</span><span class="p">[</span><span class="o">-</span><span class="n">e</span><span class="p">:]),</span>
</span><span id="L-192"><a href="#L-192"><span class="linenos">192</span></a> <span class="s2">&quot;STRPOSITION&quot;</span><span class="p">:</span> <span class="n">str_position</span><span class="p">,</span>
</span><span id="L-193"><a href="#L-193"><span class="linenos">193</span></a> <span class="s2">&quot;SUB&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">e</span><span class="p">,</span> <span class="n">this</span><span class="p">:</span> <span class="n">e</span> <span class="o">-</span> <span class="n">this</span><span class="p">),</span>
</span><span id="L-194"><a href="#L-194"><span class="linenos">194</span></a> <span class="s2">&quot;SUBSTRING&quot;</span><span class="p">:</span> <span class="n">substring</span><span class="p">,</span>
</span><span id="L-195"><a href="#L-195"><span class="linenos">195</span></a> <span class="s2">&quot;TIMESTRTOTIME&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">arg</span><span class="p">:</span> <span class="n">datetime</span><span class="o">.</span><span class="n">datetime</span><span class="o">.</span><span class="n">fromisoformat</span><span class="p">(</span><span class="n">arg</span><span class="p">)),</span>
</span><span id="L-196"><a href="#L-196"><span class="linenos">196</span></a> <span class="s2">&quot;UPPER&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">arg</span><span class="p">:</span> <span class="n">arg</span><span class="o">.</span><span class="n">upper</span><span class="p">()),</span>
</span><span id="L-197"><a href="#L-197"><span class="linenos">197</span></a> <span class="s2">&quot;YEAR&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">arg</span><span class="p">:</span> <span class="n">arg</span><span class="o">.</span><span class="n">year</span><span class="p">),</span>
</span><span id="L-198"><a href="#L-198"><span class="linenos">198</span></a> <span class="s2">&quot;MONTH&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">arg</span><span class="p">:</span> <span class="n">arg</span><span class="o">.</span><span class="n">month</span><span class="p">),</span>
</span><span id="L-199"><a href="#L-199"><span class="linenos">199</span></a> <span class="s2">&quot;DAY&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">arg</span><span class="p">:</span> <span class="n">arg</span><span class="o">.</span><span class="n">day</span><span class="p">),</span>
</span><span id="L-200"><a href="#L-200"><span class="linenos">200</span></a> <span class="s2">&quot;CURRENTDATETIME&quot;</span><span class="p">:</span> <span class="n">datetime</span><span class="o">.</span><span class="n">datetime</span><span class="o">.</span><span class="n">now</span><span class="p">,</span>
</span><span id="L-201"><a href="#L-201"><span class="linenos">201</span></a> <span class="s2">&quot;CURRENTTIMESTAMP&quot;</span><span class="p">:</span> <span class="n">datetime</span><span class="o">.</span><span class="n">datetime</span><span class="o">.</span><span class="n">now</span><span class="p">,</span>
</span><span id="L-202"><a href="#L-202"><span class="linenos">202</span></a> <span class="s2">&quot;CURRENTTIME&quot;</span><span class="p">:</span> <span class="n">datetime</span><span class="o">.</span><span class="n">datetime</span><span class="o">.</span><span class="n">now</span><span class="p">,</span>
</span><span id="L-203"><a href="#L-203"><span class="linenos">203</span></a> <span class="s2">&quot;CURRENTDATE&quot;</span><span class="p">:</span> <span class="n">datetime</span><span class="o">.</span><span class="n">date</span><span class="o">.</span><span class="n">today</span><span class="p">,</span>
</span><span id="L-204"><a href="#L-204"><span class="linenos">204</span></a> <span class="s2">&quot;STRFTIME&quot;</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">fmt</span><span class="p">,</span> <span class="n">arg</span><span class="p">:</span> <span class="n">datetime</span><span class="o">.</span><span class="n">datetime</span><span class="o">.</span><span class="n">fromisoformat</span><span class="p">(</span><span class="n">arg</span><span class="p">)</span><span class="o">.</span><span class="n">strftime</span><span class="p">(</span><span class="n">fmt</span><span class="p">)),</span>
</span><span id="L-205"><a href="#L-205"><span class="linenos">205</span></a><span class="p">}</span>
</span></pre></div>
@ -506,18 +517,28 @@ def foo(a, b): ...
<div class="pdoc-code codehilite"><pre><span></span><span id="cast-101"><a href="#cast-101"><span class="linenos">101</span></a><span class="nd">@null_if_any</span>
</span><span id="cast-102"><a href="#cast-102"><span class="linenos">102</span></a><span class="k">def</span> <span class="nf">cast</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">to</span><span class="p">):</span>
</span><span id="cast-103"><a href="#cast-103"><span class="linenos">103</span></a> <span class="k">if</span> <span class="n">to</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DATE</span><span class="p">:</span>
</span><span id="cast-104"><a href="#cast-104"><span class="linenos">104</span></a> <span class="k">return</span> <span class="n">datetime</span><span class="o">.</span><span class="n">date</span><span class="o">.</span><span class="n">fromisoformat</span><span class="p">(</span><span class="n">this</span><span class="p">)</span>
</span><span id="cast-105"><a href="#cast-105"><span class="linenos">105</span></a> <span class="k">if</span> <span class="n">to</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DATETIME</span><span class="p">:</span>
</span><span id="cast-106"><a href="#cast-106"><span class="linenos">106</span></a> <span class="k">return</span> <span class="n">datetime</span><span class="o">.</span><span class="n">datetime</span><span class="o">.</span><span class="n">fromisoformat</span><span class="p">(</span><span class="n">this</span><span class="p">)</span>
</span><span id="cast-107"><a href="#cast-107"><span class="linenos">107</span></a> <span class="k">if</span> <span class="n">to</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">BOOLEAN</span><span class="p">:</span>
</span><span id="cast-108"><a href="#cast-108"><span class="linenos">108</span></a> <span class="k">return</span> <span class="nb">bool</span><span class="p">(</span><span class="n">this</span><span class="p">)</span>
</span><span id="cast-109"><a href="#cast-109"><span class="linenos">109</span></a> <span class="k">if</span> <span class="n">to</span> <span class="ow">in</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">TEXT_TYPES</span><span class="p">:</span>
</span><span id="cast-110"><a href="#cast-110"><span class="linenos">110</span></a> <span class="k">return</span> <span class="nb">str</span><span class="p">(</span><span class="n">this</span><span class="p">)</span>
</span><span id="cast-111"><a href="#cast-111"><span class="linenos">111</span></a> <span class="k">if</span> <span class="n">to</span> <span class="ow">in</span> <span class="p">{</span><span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">FLOAT</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DOUBLE</span><span class="p">}:</span>
</span><span id="cast-112"><a href="#cast-112"><span class="linenos">112</span></a> <span class="k">return</span> <span class="nb">float</span><span class="p">(</span><span class="n">this</span><span class="p">)</span>
</span><span id="cast-113"><a href="#cast-113"><span class="linenos">113</span></a> <span class="k">if</span> <span class="n">to</span> <span class="ow">in</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">NUMERIC_TYPES</span><span class="p">:</span>
</span><span id="cast-114"><a href="#cast-114"><span class="linenos">114</span></a> <span class="k">return</span> <span class="nb">int</span><span class="p">(</span><span class="n">this</span><span class="p">)</span>
</span><span id="cast-115"><a href="#cast-115"><span class="linenos">115</span></a> <span class="k">raise</span> <span class="ne">NotImplementedError</span><span class="p">(</span><span class="sa">f</span><span class="s2">&quot;Casting to &#39;</span><span class="si">{</span><span class="n">to</span><span class="si">}</span><span class="s2">&#39; not implemented.&quot;</span><span class="p">)</span>
</span><span id="cast-104"><a href="#cast-104"><span class="linenos">104</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">datetime</span><span class="o">.</span><span class="n">datetime</span><span class="p">):</span>
</span><span id="cast-105"><a href="#cast-105"><span class="linenos">105</span></a> <span class="k">return</span> <span class="n">this</span><span class="o">.</span><span class="n">date</span><span class="p">()</span>
</span><span id="cast-106"><a href="#cast-106"><span class="linenos">106</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">datetime</span><span class="o">.</span><span class="n">date</span><span class="p">):</span>
</span><span id="cast-107"><a href="#cast-107"><span class="linenos">107</span></a> <span class="k">return</span> <span class="n">this</span>
</span><span id="cast-108"><a href="#cast-108"><span class="linenos">108</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="nb">str</span><span class="p">):</span>
</span><span id="cast-109"><a href="#cast-109"><span class="linenos">109</span></a> <span class="k">return</span> <span class="n">datetime</span><span class="o">.</span><span class="n">date</span><span class="o">.</span><span class="n">fromisoformat</span><span class="p">(</span><span class="n">this</span><span class="p">)</span>
</span><span id="cast-110"><a href="#cast-110"><span class="linenos">110</span></a> <span class="k">if</span> <span class="n">to</span> <span class="ow">in</span> <span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DATETIME</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">TIMESTAMP</span><span class="p">):</span>
</span><span id="cast-111"><a href="#cast-111"><span class="linenos">111</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">datetime</span><span class="o">.</span><span class="n">datetime</span><span class="p">):</span>
</span><span id="cast-112"><a href="#cast-112"><span class="linenos">112</span></a> <span class="k">return</span> <span class="n">this</span>
</span><span id="cast-113"><a href="#cast-113"><span class="linenos">113</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">datetime</span><span class="o">.</span><span class="n">date</span><span class="p">):</span>
</span><span id="cast-114"><a href="#cast-114"><span class="linenos">114</span></a> <span class="k">return</span> <span class="n">datetime</span><span class="o">.</span><span class="n">datetime</span><span class="p">(</span><span class="n">this</span><span class="o">.</span><span class="n">year</span><span class="p">,</span> <span class="n">this</span><span class="o">.</span><span class="n">month</span><span class="p">,</span> <span class="n">this</span><span class="o">.</span><span class="n">day</span><span class="p">)</span>
</span><span id="cast-115"><a href="#cast-115"><span class="linenos">115</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="nb">str</span><span class="p">):</span>
</span><span id="cast-116"><a href="#cast-116"><span class="linenos">116</span></a> <span class="k">return</span> <span class="n">datetime</span><span class="o">.</span><span class="n">datetime</span><span class="o">.</span><span class="n">fromisoformat</span><span class="p">(</span><span class="n">this</span><span class="p">)</span>
</span><span id="cast-117"><a href="#cast-117"><span class="linenos">117</span></a> <span class="k">if</span> <span class="n">to</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">BOOLEAN</span><span class="p">:</span>
</span><span id="cast-118"><a href="#cast-118"><span class="linenos">118</span></a> <span class="k">return</span> <span class="nb">bool</span><span class="p">(</span><span class="n">this</span><span class="p">)</span>
</span><span id="cast-119"><a href="#cast-119"><span class="linenos">119</span></a> <span class="k">if</span> <span class="n">to</span> <span class="ow">in</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">TEXT_TYPES</span><span class="p">:</span>
</span><span id="cast-120"><a href="#cast-120"><span class="linenos">120</span></a> <span class="k">return</span> <span class="nb">str</span><span class="p">(</span><span class="n">this</span><span class="p">)</span>
</span><span id="cast-121"><a href="#cast-121"><span class="linenos">121</span></a> <span class="k">if</span> <span class="n">to</span> <span class="ow">in</span> <span class="p">{</span><span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">FLOAT</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DOUBLE</span><span class="p">}:</span>
</span><span id="cast-122"><a href="#cast-122"><span class="linenos">122</span></a> <span class="k">return</span> <span class="nb">float</span><span class="p">(</span><span class="n">this</span><span class="p">)</span>
</span><span id="cast-123"><a href="#cast-123"><span class="linenos">123</span></a> <span class="k">if</span> <span class="n">to</span> <span class="ow">in</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">NUMERIC_TYPES</span><span class="p">:</span>
</span><span id="cast-124"><a href="#cast-124"><span class="linenos">124</span></a> <span class="k">return</span> <span class="nb">int</span><span class="p">(</span><span class="n">this</span><span class="p">)</span>
</span><span id="cast-125"><a href="#cast-125"><span class="linenos">125</span></a> <span class="k">raise</span> <span class="ne">NotImplementedError</span><span class="p">(</span><span class="sa">f</span><span class="s2">&quot;Casting </span><span class="si">{</span><span class="n">this</span><span class="si">}</span><span class="s2"> to &#39;</span><span class="si">{</span><span class="n">to</span><span class="si">}</span><span class="s2">&#39; not implemented.&quot;</span><span class="p">)</span>
</span></pre></div>
@ -535,10 +556,10 @@ def foo(a, b): ...
</div>
<a class="headerlink" href="#ordered"></a>
<div class="pdoc-code codehilite"><pre><span></span><span id="ordered-118"><a href="#ordered-118"><span class="linenos">118</span></a><span class="k">def</span> <span class="nf">ordered</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">desc</span><span class="p">,</span> <span class="n">nulls_first</span><span class="p">):</span>
</span><span id="ordered-119"><a href="#ordered-119"><span class="linenos">119</span></a> <span class="k">if</span> <span class="n">desc</span><span class="p">:</span>
</span><span id="ordered-120"><a href="#ordered-120"><span class="linenos">120</span></a> <span class="k">return</span> <span class="n">reverse_key</span><span class="p">(</span><span class="n">this</span><span class="p">)</span>
</span><span id="ordered-121"><a href="#ordered-121"><span class="linenos">121</span></a> <span class="k">return</span> <span class="n">this</span>
<div class="pdoc-code codehilite"><pre><span></span><span id="ordered-128"><a href="#ordered-128"><span class="linenos">128</span></a><span class="k">def</span> <span class="nf">ordered</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">desc</span><span class="p">,</span> <span class="n">nulls_first</span><span class="p">):</span>
</span><span id="ordered-129"><a href="#ordered-129"><span class="linenos">129</span></a> <span class="k">if</span> <span class="n">desc</span><span class="p">:</span>
</span><span id="ordered-130"><a href="#ordered-130"><span class="linenos">130</span></a> <span class="k">return</span> <span class="n">reverse_key</span><span class="p">(</span><span class="n">this</span><span class="p">)</span>
</span><span id="ordered-131"><a href="#ordered-131"><span class="linenos">131</span></a> <span class="k">return</span> <span class="n">this</span>
</span></pre></div>
@ -557,13 +578,13 @@ def foo(a, b): ...
</div>
<a class="headerlink" href="#interval"></a>
<div class="pdoc-code codehilite"><pre><span></span><span id="interval-124"><a href="#interval-124"><span class="linenos">124</span></a><span class="nd">@null_if_any</span>
</span><span id="interval-125"><a href="#interval-125"><span class="linenos">125</span></a><span class="k">def</span> <span class="nf">interval</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">unit</span><span class="p">):</span>
</span><span id="interval-126"><a href="#interval-126"><span class="linenos">126</span></a> <span class="n">unit</span> <span class="o">=</span> <span class="n">unit</span><span class="o">.</span><span class="n">lower</span><span class="p">()</span>
</span><span id="interval-127"><a href="#interval-127"><span class="linenos">127</span></a> <span class="n">plural</span> <span class="o">=</span> <span class="n">unit</span> <span class="o">+</span> <span class="s2">&quot;s&quot;</span>
</span><span id="interval-128"><a href="#interval-128"><span class="linenos">128</span></a> <span class="k">if</span> <span class="n">plural</span> <span class="ow">in</span> <span class="n">Generator</span><span class="o">.</span><span class="n">TIME_PART_SINGULARS</span><span class="p">:</span>
</span><span id="interval-129"><a href="#interval-129"><span class="linenos">129</span></a> <span class="n">unit</span> <span class="o">=</span> <span class="n">plural</span>
</span><span id="interval-130"><a href="#interval-130"><span class="linenos">130</span></a> <span class="k">return</span> <span class="n">datetime</span><span class="o">.</span><span class="n">timedelta</span><span class="p">(</span><span class="o">**</span><span class="p">{</span><span class="n">unit</span><span class="p">:</span> <span class="nb">float</span><span class="p">(</span><span class="n">this</span><span class="p">)})</span>
<div class="pdoc-code codehilite"><pre><span></span><span id="interval-134"><a href="#interval-134"><span class="linenos">134</span></a><span class="nd">@null_if_any</span>
</span><span id="interval-135"><a href="#interval-135"><span class="linenos">135</span></a><span class="k">def</span> <span class="nf">interval</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">unit</span><span class="p">):</span>
</span><span id="interval-136"><a href="#interval-136"><span class="linenos">136</span></a> <span class="n">unit</span> <span class="o">=</span> <span class="n">unit</span><span class="o">.</span><span class="n">lower</span><span class="p">()</span>
</span><span id="interval-137"><a href="#interval-137"><span class="linenos">137</span></a> <span class="n">plural</span> <span class="o">=</span> <span class="n">unit</span> <span class="o">+</span> <span class="s2">&quot;s&quot;</span>
</span><span id="interval-138"><a href="#interval-138"><span class="linenos">138</span></a> <span class="k">if</span> <span class="n">plural</span> <span class="ow">in</span> <span class="n">Generator</span><span class="o">.</span><span class="n">TIME_PART_SINGULARS</span><span class="p">:</span>
</span><span id="interval-139"><a href="#interval-139"><span class="linenos">139</span></a> <span class="n">unit</span> <span class="o">=</span> <span class="n">plural</span>
</span><span id="interval-140"><a href="#interval-140"><span class="linenos">140</span></a> <span class="k">return</span> <span class="n">datetime</span><span class="o">.</span><span class="n">timedelta</span><span class="p">(</span><span class="o">**</span><span class="p">{</span><span class="n">unit</span><span class="p">:</span> <span class="nb">float</span><span class="p">(</span><span class="n">this</span><span class="p">)})</span>
</span></pre></div>
@ -574,7 +595,7 @@ def foo(a, b): ...
<div class="attr variable">
<span class="name">ENV</span> =
<input id="ENV-view-value" class="view-value-toggle-state" type="checkbox" aria-hidden="true" tabindex="-1">
<label class="view-value-button pdoc-button" for="ENV-view-value"></label><span class="default_value">{&#39;exp&#39;: &lt;module &#39;<a href="../expressions.html">sqlglot.expressions</a>&#39; from &#39;/home/runner/work/sqlglot/sqlglot/sqlglot/expressions.py&#39;&gt;, &#39;ARRAYAGG&#39;: &lt;class &#39;list&#39;&gt;, &#39;AVG&#39;: &lt;function fmean&gt;, &#39;COUNT&#39;: &lt;function &lt;lambda&gt;&gt;, &#39;MAX&#39;: &lt;function max&gt;, &#39;MIN&#39;: &lt;function min&gt;, &#39;SUM&#39;: &lt;function sum&gt;, &#39;ABS&#39;: &lt;function &lt;lambda&gt;&gt;, &#39;ADD&#39;: &lt;function &lt;lambda&gt;&gt;, &#39;ARRAYANY&#39;: &lt;function &lt;lambda&gt;&gt;, &#39;BETWEEN&#39;: &lt;function &lt;lambda&gt;&gt;, &#39;BITWISEAND&#39;: &lt;function &lt;lambda&gt;&gt;, &#39;BITWISELEFTSHIFT&#39;: &lt;function &lt;lambda&gt;&gt;, &#39;BITWISEOR&#39;: &lt;function &lt;lambda&gt;&gt;, &#39;BITWISERIGHTSHIFT&#39;: &lt;function &lt;lambda&gt;&gt;, &#39;BITWISEXOR&#39;: &lt;function &lt;lambda&gt;&gt;, &#39;CAST&#39;: &lt;function cast&gt;, &#39;COALESCE&#39;: &lt;function &lt;lambda&gt;&gt;, &#39;CONCAT&#39;: &lt;function &lt;lambda&gt;&gt;, &#39;SAFECONCAT&#39;: &lt;function &lt;lambda&gt;&gt;, &#39;CONCATWS&#39;: &lt;function &lt;lambda&gt;&gt;, &#39;DATESTRTODATE&#39;: &lt;function &lt;lambda&gt;&gt;, &#39;DIV&#39;: &lt;function &lt;lambda&gt;&gt;, &#39;DOT&#39;: &lt;function &lt;lambda&gt;&gt;, &#39;EQ&#39;: &lt;function &lt;lambda&gt;&gt;, &#39;EXTRACT&#39;: &lt;function &lt;lambda&gt;&gt;, &#39;GT&#39;: &lt;function &lt;lambda&gt;&gt;, &#39;GTE&#39;: &lt;function &lt;lambda&gt;&gt;, &#39;IF&#39;: &lt;function &lt;lambda&gt;&gt;, &#39;INTDIV&#39;: &lt;function &lt;lambda&gt;&gt;, &#39;INTERVAL&#39;: &lt;function interval&gt;, &#39;LEFT&#39;: &lt;function &lt;lambda&gt;&gt;, &#39;LIKE&#39;: &lt;function &lt;lambda&gt;&gt;, &#39;LOWER&#39;: &lt;function &lt;lambda&gt;&gt;, &#39;LT&#39;: &lt;function &lt;lambda&gt;&gt;, &#39;LTE&#39;: &lt;function &lt;lambda&gt;&gt;, &#39;MAP&#39;: &lt;function &lt;lambda&gt;&gt;, &#39;MOD&#39;: &lt;function &lt;lambda&gt;&gt;, &#39;MUL&#39;: &lt;function &lt;lambda&gt;&gt;, &#39;NEQ&#39;: &lt;function &lt;lambda&gt;&gt;, &#39;ORD&#39;: &lt;function ord&gt;, &#39;ORDERED&#39;: &lt;function ordered&gt;, &#39;POW&#39;: &lt;built-in function pow&gt;, &#39;RIGHT&#39;: &lt;function &lt;lambda&gt;&gt;, &#39;STRPOSITION&#39;: &lt;function str_position&gt;, &#39;SUB&#39;: &lt;function &lt;lambda&gt;&gt;, &#39;SUBSTRING&#39;: &lt;function substring&gt;, &#39;TIMESTRTOTIME&#39;: &lt;function &lt;lambda&gt;&gt;, &#39;UPPER&#39;: &lt;function &lt;lambda&gt;&gt;, &#39;YEAR&#39;: &lt;function &lt;lambda&gt;&gt;, &#39;MONTH&#39;: &lt;function &lt;lambda&gt;&gt;, &#39;DAY&#39;: &lt;function &lt;lambda&gt;&gt;, &#39;CURRENTDATETIME&#39;: &lt;built-in method now of type object&gt;, &#39;CURRENTTIMESTAMP&#39;: &lt;built-in method now of type object&gt;, &#39;CURRENTTIME&#39;: &lt;built-in method now of type object&gt;, &#39;CURRENTDATE&#39;: &lt;built-in method today of type object&gt;, &#39;STRFTIME&#39;: &lt;function &lt;lambda&gt;&gt;}</span>
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