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Description: Avoid exception from pubsub if __onDead handler not set
Patch taken from taskcoach 1.4.1. Applying it to the wxPython sources
means that taskcoach doesn't need a tight dependency on wxPython, and the
patch may help other applications.
.
Unsure who actually came up with the patch.
Origin: http://sourceforge.net/p/taskcoach/code/HEAD/tree/tags/Release1_4_1/thirdparty/patches/pypubsub.diff
Bug-Debian: https://bugs.debian.org/762413
Forwarded: no
Last-Update: 2014-10-21
--- wxpython3.0-3.0.1.1+dfsg.orig/wxPython/wx/lib/pubsub/core/listenerbase.py
+++ wxpython3.0-3.0.1.1+dfsg/wxPython/wx/lib/pubsub/core/listenerbase.py
@@ -93,7 +93,10 @@ class ListenerBase:
def __notifyOnDead(self, ref):
"""This gets called when listener weak ref has died. Propagate
info to Topic)."""
- notifyDeath = self.__onDead
+ try:
+ notifyDeath = self.__onDead
+ except AttributeError:
+ return
self._unlinkFromTopic_()
if notifyDeath is not None:
notifyDeath(self)
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