The "if arg is None: arg = " pattern occurs in the standard library eighty-five (85) times.
This command was used to find the count: ~/cpython/Lib$ perl -wln -e "/(?s)^(\s*)[^\n]if ([a-zA-Z_]+) is None:(\n)?\s+\2\s*=\s*/s and print" ** _______________________________________________ Python-ideas mailing list -- python-ideas@python.org To unsubscribe send an email to python-ideas-le...@python.org https://mail.python.org/mailman3/lists/python-ideas.python.org/ Message archived at https://mail.python.org/archives/list/python-ideas@python.org/message/GWAJ62PZHDIS37NJ6WW4FCGDMDNMLPQK/ Code of Conduct: http://python.org/psf/codeofconduct/
