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bpo-43881: add platform availabity information for os.sched_getaffinity #25459

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bpo-43881: add platform availabity information for os.sched_getaffinity #25459

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add platform availabity information for os.sched_getaffinity
guoci Apr 17, 2021
f11dc1c
📜🤖 Added by blurb_it.
blurb-it[bot] Apr 17, 2021
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2 changes: 1 addition & 1 deletion Doc/library/multiprocessing.rst
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Expand Up @@ -948,7 +948,7 @@ Miscellaneous
Return the number of CPUs in the system.

This number is not equivalent to the number of CPUs the current process can
use. The number of usable CPUs can be obtained with
use. On some Unix platforms, the number of usable CPUs can be obtained with
``len(os.sched_getaffinity(0))``

May raise :exc:`NotImplementedError`.
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2 changes: 1 addition & 1 deletion Doc/library/os.rst
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Expand Up @@ -4691,7 +4691,7 @@ Miscellaneous System Information
Return the number of CPUs in the system. Returns ``None`` if undetermined.

This number is not equivalent to the number of CPUs the current process can
use. The number of usable CPUs can be obtained with
use. On some Unix platforms, the number of usable CPUs can be obtained with
``len(os.sched_getaffinity(0))``


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1 change: 1 addition & 0 deletions Misc/NEWS.d/next/Documentation/2021-04-17-18-04-34.bpo-43881.99JWsY.rst
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@@ -0,0 +1 @@
Add platform availabity information for :func:`os.sched_getaffinity` where its usage is recommended.
2 changes: 1 addition & 1 deletion Modules/clinic/posixmodule.c.h
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2 changes: 1 addition & 1 deletion Modules/posixmodule.c
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Expand Up @@ -13175,7 +13175,7 @@ os.cpu_count
Return the number of CPUs in the system; return None if indeterminable.

This number is not equivalent to the number of CPUs the current process can
use. The number of usable CPUs can be obtained with
use. On some Unix platforms, the number of usable CPUs can be obtained with
``len(os.sched_getaffinity(0))``
[clinic start generated code]*/

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