René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"datetime error message is different between _pydatetime.py and _datetimemodule.c","articleBody":"# Bug report\n\n### Bug description:\n\n```python\nimport _datetime, _pydatetime\n_datetime.date(1, 1, 50)\nTraceback (most recent call last):\n  File \"\u003cstdin\u003e\", line 1, in \u003cmodule\u003e\nValueError: day is out of range for month```\n\n_pydatetime.date(1, 1, 50)\nTraceback (most recent call last):\n  File \"\u003cstdin\u003e\", line 1, in \u003cmodule\u003e\n  File \"/usr/lib/python3.12/_pydatetime.py\", line 960, in __new__\n    year, month, day = _check_date_fields(year, month, day)\n                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n  File \"/usr/lib/python3.12/_pydatetime.py\", line 535, in _check_date_fields\n    raise ValueError('day must be in 1..%d' % dim, day)\nValueError: ('day must be in 1..31', 50)\n\n```\n\nThe error message differs between the two implementations of datetime. This came up when testing PyPy, which uses the pure-python datetime implementation. xref https://github.com/conda-forge/rtoml-feedstock/pull/1#issuecomment-1732509648\n\n### CPython versions tested on:\n\n3.12\n\n### Operating systems tested on:\n\nLinux\n\n\u003c!-- gh-linked-prs --\u003e\n### Linked PRs\n* gh-127345\n\u003c!-- /gh-linked-prs --\u003e\n","author":{"url":"https://github.com/mattip","@type":"Person","name":"mattip"},"datePublished":"2023-09-24T07:36:08.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":6},"url":"https://github.com/109798/cpython/issues/109798"}