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bpo-36867: Make semaphore_tracker track other system resources (GH-13222)

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The multiprocessing.resource_tracker replaces the multiprocessing.semaphore_tracker module. Other than semaphores, resource_tracker also tracks shared_memory segments. Patch by Pierre Glaser.
This commit is contained in:
Pierre Glaser 2019-05-10 22:59:08 +02:00 • committed by Antoine Pitrou
parent d0d64ad1f5
commit f22cc69b01
9 changed files with 209 additions and 124 deletions
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4
Lib/multiprocessing/spawn.py
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@ -111,8 +111,8 @@ def spawn_main(pipe_handle, parent_pid=None, tracker_fd=None):
_winapi.CloseHandle(source_process)
fd = msvcrt.open_osfhandle(new_handle, os.O_RDONLY)
else:
from . import semaphore_tracker
semaphore_tracker._semaphore_tracker._fd = tracker_fd
from . import resource_tracker
resource_tracker._resource_tracker._fd = tracker_fd
fd = pipe_handle
exitcode = _main(fd)
sys.exit(exitcode)