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gh-109649: Use os.process_cpu_count() (#110165)

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Replace os.cpu_count() with os.process_cpu_count() in modules:

* compileall
* concurrent.futures
* multiprocessing

Replace os.cpu_count() with os.process_cpu_count() in programs:

* _decimal deccheck.py test
* freeze.py
* multissltests.py
* python -m test (regrtest)
* wasm_build.py

Other changes:

* test.pythoninfo logs os.process_cpu_count().
* regrtest gets os.process_cpu_count() / os.cpu_count() in headers.
This commit is contained in:
Victor Stinner 2023-10-01 03:14:57 +02:00 • committed by GitHub
parent 53eb9a676f
commit a46e960768
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16 changed files with 50 additions and 16 deletions
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2
Lib/concurrent/futures/process.py
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@ -666,7 +666,7 @@ class ProcessPoolExecutor(_base.Executor):
_check_system_limits()
if max_workers is None:
self._max_workers = os.cpu_count() or 1
self._max_workers = os.process_cpu_count() or 1
if sys.platform == 'win32':
self._max_workers = min(_MAX_WINDOWS_WORKERS,
self._max_workers)