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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/popen_spawn_posix.py
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@ -36,8 +36,8 @@ class Popen(popen_fork.Popen):
return fd
def _launch(self, process_obj):
from . import semaphore_tracker
tracker_fd = semaphore_tracker.getfd()
from . import resource_tracker
tracker_fd = resource_tracker.getfd()
self._fds.append(tracker_fd)
prep_data = spawn.get_preparation_data(process_obj._name)
fp = io.BytesIO()