diff --git a/Lib/multiprocessing/shared_memory.py b/Lib/multiprocessing/shared_memory.py index 122b3fcebf3fed..881f2001dd5980 100644 --- a/Lib/multiprocessing/shared_memory.py +++ b/Lib/multiprocessing/shared_memory.py @@ -23,6 +23,7 @@ import _posixshmem _USE_POSIX = True +from . import resource_tracker _O_CREX = os.O_CREAT | os.O_EXCL @@ -116,8 +117,7 @@ def __init__(self, name=None, create=False, size=0): self.unlink() raise - from .resource_tracker import register - register(self._name, "shared_memory") + resource_tracker.register(self._name, "shared_memory") else: @@ -237,9 +237,8 @@ def unlink(self): 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") + resource_tracker.unregister(self._name, "shared_memory") _encoding = "utf8" diff --git a/Misc/NEWS.d/next/Library/2022-04-15-17-38-55.gh-issue-91577.Ah7cLL.rst b/Misc/NEWS.d/next/Library/2022-04-15-17-38-55.gh-issue-91577.Ah7cLL.rst new file mode 100644 index 00000000000000..0f44f34011f9c7 --- /dev/null +++ b/Misc/NEWS.d/next/Library/2022-04-15-17-38-55.gh-issue-91577.Ah7cLL.rst @@ -0,0 +1 @@ +Move imports in :class:`~multiprocessing.SharedMemory` methods to module level so that they can be executed late in python finalization.