Fix variance inference issues caused by dataclass replace#21694
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According to mypy_primer, this change doesn't affect type check results on a corpus of open source code. ✅ |
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Fixes #17623. We already special case
__init__and__new__, so adding__replace__here feels alrightAlong with #21675 should hopefully get rid of this surprising edge when moving to Python 3.13
I didn't add tests due to fixture issues