Merge pull request #362 from enthought/fix/remove-premature-optimization

Remove a ridiculous premature optimization.
enthought · Apr 27, 2017 · 6d4ec92 · 6d4ec92
2 parents e2b5988 + 03fdf57
commit 6d4ec92
Showing 1 changed file with 1 addition and 4 deletions.
diff --git a/traits/adaptation/adaptation_manager.py b/traits/adaptation/adaptation_manager.py
@@ -92,10 +92,7 @@ def provides_protocol(type_, protocol):
           True if the object provides the protocol, otherwise False.
 
         """
-
-        # We do the 'is' check first as a performance improvement to save us
-        # a call to 'issubclass'.
-        return type_ is protocol or issubclass(type_, protocol)
+        return issubclass(type_, protocol)
 
     #### 'AdaptationManager' protocol ##########################################