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xmlstream: fix race conditions on handlers

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mathieui 2021-01-25 09:56:53 +01:00
parent 0eed84d0b2
commit efdcd396d8
1 changed files with 1 additions and 1 deletions
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slixmpp/xmlstream/xmlstream.py
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@ -833,7 +833,7 @@ class XMLStream(asyncio.BaseProtocol):
"""
log.debug("Event triggered: %s", name)
handlers = self.__event_handlers.get(name, [])
handlers = self.__event_handlers.get(name, [])[:]
for handler in handlers:
handler_callback, disposable = handler
old_exception = getattr(data, 'exception', None)