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Try multiprocessing parallelism improvement #4784

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4ef8590
Update concurrency.py
MeGaGiGaGon Oct 6, 2025
71e7db9
Add changelog entry
MeGaGiGaGon Oct 14, 2025
fb45251
reuse stats from cache logic. these are very ugly types for the sake …
cobaltt7 Oct 26, 2025
5b6f409
Merge branch 'main' into try-multiprocessing-parallelism-improvement
cobaltt7 Oct 26, 2025
2c67c00
oops, ig we need another loop anyway
cobaltt7 Oct 26, 2025
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2 changes: 1 addition & 1 deletion src/black/concurrency.py
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Original file line number Diff line number Diff line change
Expand Up @@ -164,7 +164,7 @@ async def schedule_formatting(
executor, format_file_in_place, src, fast, mode, write_back, lock
)
): src
for src in sorted(sources)
for src in sorted(sources, key=lambda f: (-f.stat().st_size, f))
}
pending = tasks.keys()
try:
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