telmich added the comment:
Having a closer look at the changes using hg diff -r v3.2:v3.3.0
Lib/argparse.py, it seems the following removal could be related to the
different behaviour:
- # if we didn't use all the Positional objects, there were too few
- # arg strings supplied.
- if positionals:
- self.error(_('too few arguments'))
-
[15:09] brief:cpython% hg grep "if positionals:" Lib/argparse.py
Lib/argparse.py:79016: if positionals:
And this seems to be the relevant change:
changeset: 70741:cab204a79e09
user: R David Murray <rdmur...@bitdance.com>
date: Thu Jun 09 12:34:07 2011 -0400
summary: #10424: argument names are now included in the missing argument
message
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Python tracker <rep...@bugs.python.org>
<http://bugs.python.org/issue16308>
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