stubgen: use PEP 604 unions everywhere #16519
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Diff from mypy_primer, showing the effect of this PR on open source code: parso (https://github.com/davidhalter/parso): typechecking got 16796.73x faster (10.4s -> 0.0s)
(Performance measurements are based on a single noisy sample)
anyio (https://github.com/agronholm/anyio): typechecking got 3.35x faster (16.7s -> 5.0s)
(Performance measurements are based on a single noisy sample)
discord.py (https://github.com/Rapptz/discord.py): typechecking got 1.07x slower (176.3s -> 189.2s)
(Performance measurements are based on a single noisy sample)
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JelleZijlstra
approved these changes
Jan 13, 2024
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Thanks @JelleZijlstra. Seems like a test was added after I created the PR https://github.com/python/mypy/actions/runs/7513432949/job/20455178894 and it fails. I'll send a fix. |
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Fixes #12920