only use lowercase for string keys

fixup for d9126ae
Xpra-org · Aug 5, 2024 · 7c9be1a · 7c9be1a
1 parent 4d4ba9a
commit 7c9be1a
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/xpra/x11/server_keyboard_config.py b/xpra/x11/server_keyboard_config.py
@@ -399,9 +399,9 @@ def add_gtk_keynames(self) -> None:
 
     def add_loose_matches(self) -> None:
         # add lowercase versions of all keynames
-        for keyname, keycode in tuple(self.keycode_translation.items()):
-            if not keyname.islower():
-                self.keycode_translation[keyname.lower()] = keycode
+        for key, keycode in tuple(self.keycode_translation.items()):
+            if isinstance(key, str) and not key.islower():
+                self.keycode_translation[key.lower()] = keycode
 
     def set_default_keymap(self) -> None:
         """