Remove suppression for errors that will never happen

Author: CoolCat467

Lib/idlelib/editor.py

@@ -1,4 +1,3 @@
-import contextlib
 import importlib.abc
 import importlib.util
 import os
@@ -905,13 +904,11 @@ def RemoveKeybindings(self):
         # Called from configdialog.deactivate_current_config.
         self.mainmenu.default_keydefs = keydefs = idleConf.GetCurrentKeySet()
         for event, keylist in keydefs.items():
-            with contextlib.suppress(ValueError):
-                self.text.event_delete(event, *keylist)
+            self.text.event_delete(event, *keylist)
         for extensionName in self.get_standard_extension_names():
             xkeydefs = idleConf.GetExtensionBindings(extensionName)
             for event, keylist in xkeydefs.items():
-                with contextlib.suppress(ValueError):
-                    self.text.event_delete(event, *keylist)
+                self.text.event_delete(event, *keylist)
 
     def ApplyKeybindings(self):
         """Apply the virtual, configurable keybindings.