use != instead of 'is not'

python · Jun 9, 2017 · 964f175 · 964f175
1 parent 70fae77
commit 964f175
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/Lib/selectors.py b/Lib/selectors.py
@@ -259,7 +259,7 @@ def modify(self, fileobj, events, data=None):
         if events != key.events:
             self.unregister(fileobj)
             key = self.register(fileobj, events, data)
-        elif data is not key.data:
+        elif data != key.data:
             # Use a shortcut to update the data.
             key = key._replace(data=data)
             self._fd_to_key[key.fd] = key
@@ -391,7 +391,7 @@ def modify(self, fileobj, events, data=None):
                 super().unregister(fileobj)
                 raise
             changed = True
-        if data is not key.data:
+        if data != key.data:
             changed = True
 
         if changed: