homepage

This issue tracker has been migrated to GitHub , and is currently read-only.
For more information, see the GitHub FAQs in the Python's Developer Guide.

Author Lucas Cimon
Recipients Anthony Sottile, Lucas Cimon, bethard, bskinn, eric.araujo, gregory.p.smith, memeplex, ned.deily, paul.j3, serhiy.storchaka, wolma
Date 2021年05月21日.07:02:44
SpamBayes Score -1.0
Marked as misclassified Yes
Message-id <1621580564.85.0.149448166647.issue33109@roundup.psfhosted.org>
In-reply-to
Content
Reporting a duplicate / superseder with the following bug:
parser = argparse.ArgumentParser()
subparsers = parser.add_subparsers(required=True)
subparsers.add_parser('foo')
parser.parse_args()
Raising:
TypeError: sequence item 0: expected str instance, NoneType found
It has already been reported in https://bugs.python.org/issue29298
with an interesting solution by Greg Minshall.
History
Date User Action Args
2021年05月21日 07:02:44Lucas Cimonsetrecipients: + Lucas Cimon, gregory.p.smith, bethard, ned.deily, eric.araujo, memeplex, paul.j3, serhiy.storchaka, wolma, Anthony Sottile, bskinn
2021年05月21日 07:02:44Lucas Cimonsetmessageid: <1621580564.85.0.149448166647.issue33109@roundup.psfhosted.org>
2021年05月21日 07:02:44Lucas Cimonlinkissue33109 messages
2021年05月21日 07:02:44Lucas Cimoncreate

AltStyle によって変換されたページ (->オリジナル) /