57 lines
1.9 KiB
Diff
57 lines
1.9 KiB
Diff
From 62dcf34987b680e95873eb947b3f4d802199c667 Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?=C5=81ukasz=20Langa?= <lukasz@langa.pl>
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Date: Fri, 10 Feb 2017 00:14:55 -0800
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Subject: [PATCH] Fix #29519: weakref spewing exceptions during interp
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finalization
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commit 9cd7e17640a49635d1c1f8c2989578a8fc2c1de6
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from https://github.com/python/cpython
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Upstream-Status: Backport
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Signed-off-by: Lukasz Langa <lukasz@langa.pl>
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---
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Lib/weakref.py | 4 ++--
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Misc/NEWS | 3 +++
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2 files changed, 5 insertions(+), 2 deletions(-)
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diff --git a/Lib/weakref.py b/Lib/weakref.py
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index aaebd0c..787e33a 100644
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--- a/Lib/weakref.py
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+++ b/Lib/weakref.py
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@@ -106,7 +106,7 @@ class WeakValueDictionary(collections.MutableMapping):
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self, *args = args
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if len(args) > 1:
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raise TypeError('expected at most 1 arguments, got %d' % len(args))
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- def remove(wr, selfref=ref(self)):
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+ def remove(wr, selfref=ref(self), _atomic_removal=_remove_dead_weakref):
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self = selfref()
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if self is not None:
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if self._iterating:
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@@ -114,7 +114,7 @@ class WeakValueDictionary(collections.MutableMapping):
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else:
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# Atomic removal is necessary since this function
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# can be called asynchronously by the GC
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- _remove_dead_weakref(d, wr.key)
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+ _atomic_removal(d, wr.key)
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self._remove = remove
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# A list of keys to be removed
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self._pending_removals = []
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diff --git a/Misc/NEWS b/Misc/NEWS
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index 41cfdba..6d89f52 100644
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--- a/Misc/NEWS
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+++ b/Misc/NEWS
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@@ -5719,6 +5719,9 @@ Core and Builtins
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Library
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-------
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+- Issue #29519: Fix weakref spewing exceptions during interpreter shutdown
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+ when used with a rare combination of multiprocessing and custom codecs.
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+
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- Issue #20154: Deadlock in asyncio.StreamReader.readexactly().
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- Issue #16113: Remove sha3 module again.
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--
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2.7.4
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