Adding upstream version 3.0.16.

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

examples/python-embed-with-custom-prompt.py

@@ -0,0 +1,38 @@
+#!/usr/bin/env python
+"""
+Example of embedding a Python REPL, and setting a custom prompt.
+"""
+from prompt_toolkit.formatted_text import HTML
+
+from ptpython.prompt_style import PromptStyle
+from ptpython.repl import embed
+
+
+def configure(repl):
+    # Probably, the best is to add a new PromptStyle to `all_prompt_styles` and
+    # activate it. This way, the other styles are still selectable from the
+    # menu.
+    class CustomPrompt(PromptStyle):
+        def in_prompt(self):
+            return HTML("<ansigreen>Input[%s]</ansigreen>: ") % (
+                repl.current_statement_index,
+            )
+
+        def in2_prompt(self, width):
+            return "...: ".rjust(width)
+
+        def out_prompt(self):
+            return HTML("<ansired>Result[%s]</ansired>: ") % (
+                repl.current_statement_index,
+            )
+
+    repl.all_prompt_styles["custom"] = CustomPrompt()
+    repl.prompt_style = "custom"
+
+
+def main():
+    embed(globals(), locals(), configure=configure)
+
+
+if __name__ == "__main__":
+    main()