mirrors/cpython
1
0
Fork 0
mirror of https://github.com/python/cpython.git synced 2025-07-12 05:45:15 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 8

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

Browse source 
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
Download patch file Download diff file Expand all files Collapse all files

5
Lib/multiprocessing/shared_memory.py
View file

@ -113,6 +113,9 @@ class SharedMemory:
self.unlink()
raise
from .resource_tracker import register
register(self._name, "shared_memory")
else:
# Windows Named Shared Memory
@ -231,7 +234,9 @@ class SharedMemory:
called once (and only once) across all processes which have access
to the shared memory block."""
if _USE_POSIX and self._name:
from .resource_tracker import unregister
_posixshmem.shm_unlink(self._name)
unregister(self._name, "shared_memory")
_encoding = "utf8"