[issue9348] Calling argparse's add_argument with the wrong number of metavars causes delayed error message

[Roundup Robot]

Roundup Robot <devnull at devnull> added the comment:

New changeset c89db9b36ea6 by Steven Bethard in branch '3.2':
Issue #9348: Raise an early error if argparse nargs and metavar don't match.
http://hg.python.org/cpython/rev/c89db9b36ea6

New changeset b93a50bb74f2 by Steven Bethard in branch 'default':
Issue #9348: Raise an early error if argparse nargs and metavar don't match. (Merge from 3.2.)
http://hg.python.org/cpython/rev/b93a50bb74f2

New changeset 4bb651eb7539 by Steven Bethard in branch '2.7':
Issue #9348: Raise an early error if argparse nargs and metavar don't match. (Merge from 3.2.)
http://hg.python.org/cpython/rev/4bb651eb7539

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nosy: +python-dev

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