Adding upstream version 4.64.1.

Signed-off-by: Daniel Baumann <daniel@debian.org>

examples/simple_examples.py

@@ -0,0 +1,65 @@
+"""
+# Simple tqdm examples and profiling
+
+# Benchmark
+for i in _range(int(1e8)):
+    pass
+
+# Basic demo
+import tqdm
+for i in tqdm.trange(int(1e8)):
+    pass
+
+# Some decorations
+import tqdm
+for i in tqdm.trange(int(1e8), miniters=int(1e6), ascii=True,
+                     desc="cool", dynamic_ncols=True):
+    pass
+
+# Nested bars
+from tqdm import trange
+for i in trange(10):
+    for j in trange(int(1e7), leave=False, unit_scale=True):
+        pass
+
+# Experimental GUI demo
+import tqdm
+for i in tqdm.tgrange(int(1e8)):
+    pass
+
+# Comparison to https://code.google.com/p/python-progressbar/
+try:
+    from progressbar.progressbar import ProgressBar
+except ImportError:
+    pass
+else:
+    for i in ProgressBar()(_range(int(1e8))):
+        pass
+
+# Dynamic miniters benchmark
+from tqdm import trange
+for i in trange(int(1e8), miniters=None, mininterval=0.1, smoothing=0):
+    pass
+
+# Fixed miniters benchmark
+from tqdm import trange
+for i in trange(int(1e8), miniters=4500000, mininterval=0.1, smoothing=0):
+    pass
+"""
+
+import re
+from time import sleep
+from timeit import timeit
+
+# Simple demo
+from tqdm import trange
+
+for _ in trange(16, leave=True):
+    sleep(0.1)
+
+# Profiling/overhead tests
+stmts = filter(None, re.split(r'\n\s*#.*?\n', __doc__))
+for s in stmts:
+    print(s.replace('import tqdm\n', ''))
+    print(timeit(stmt='try:\n\t_range = xrange'
+                 '\nexcept:\n\t_range = range\n' + s, number=1), 'seconds')