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-rw-r--r--plugins/python/python.py10
1 files changed, 9 insertions, 1 deletions
diff --git a/plugins/python/python.py b/plugins/python/python.py
index 07900eb2..9eca7d6e 100644
--- a/plugins/python/python.py
+++ b/plugins/python/python.py
@@ -291,7 +291,15 @@ def _on_timer_hook(userdata):
     if hook.callback(hook.userdata) == True:
         return 1
 
-    hook.is_unload = True  # Don't unhook
+    try:
+        # Avoid calling hexchat_unhook twice if unnecessary
+        hook.is_unload = True
+    except ReferenceError:
+        # hook is a weak reference, it might have been destroyed by the callback
+        # in which case it has already been removed from hook.plugin.hooks and
+        # we wouldn't be able to test it with h == hook anyway.
+        return 0
+
     for h in hook.plugin.hooks:
         if h == hook:
             hook.plugin.hooks.remove(h)