Simplify a bit, remove preliminary computation of mode

madbird1304 · madbird1304 · commit 6e7732572286 · 2021-08-29T19:46:16.000+03:00
diff --git a/IPython/terminal/interactiveshell.py b/IPython/terminal/interactiveshell.py
@@ -204,9 +204,8 @@ def _validate_editing_mode(self, proposal):
 
     @observe('editing_mode')
     def _editing_mode(self, change):
-        u_mode = change.new.upper()
         if self.pt_app:
-            self.pt_app.editing_mode = getattr(EditingMode, u_mode)
+            self.pt_app.editing_mode = getattr(EditingMode, change.new.upper())
 
     @observe('autoformatter')
     def _autoformatter_changed(self, change):
