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Description: fix/workaround state_pickler bug with python3.11
Author: Étienne Mollier <emollier@debian.org>
Bug: https://github.com/enthought/apptools/issues/325
Bug-Debian: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1027503
Last-Update: 2023-01-21
---
This patch header follows DEP-3: http://dep.debian.net/deps/dep3/
--- a/apptools/persistence/state_pickler.py
+++ b/apptools/persistence/state_pickler.py
@@ -402,6 +402,8 @@ class StatePickler:
if state is None:
state = value.__dict__
+ if not state:
+ state = value.__dict__
state.pop("__traits_version__", None)
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