Corrected a koan to account for python3 language changes

gregmalcolm · gregmalcolm · commit 90b783d9aba2 · 2013-07-17T22:27:45.000-04:00
diff --git a/python3/koans/about_methods.py b/python3/koans/about_methods.py
@@ -23,8 +23,7 @@ def test_calling_functions_with_wrong_number_of_arguments(self):
             msg = exception.args[0]
 
         self.assertRegexpMatches(msg,
-            r'my_global_function\(\) takes exactly 2 ' +
-            r'arguments \(0 given\)')
+            r'my_global_function\(\) missing 2 required positional arguments')
 
         try:
             my_global_function(1, 2, 3)
