[Python-checkins] r60432 - python/trunk/Lib/_abcoll.py

[raymond.hettinger]

Author: raymond.hettinger
Date: Wed Jan 30 01:08:31 2008
New Revision: 60432

Modified:
   python/trunk/Lib/_abcoll.py
Log:
MutableSets support a remove() method.

Modified: python/trunk/Lib/_abcoll.py
==============================================================================
--- python/trunk/Lib/_abcoll.py	(original)
+++ python/trunk/Lib/_abcoll.py	Wed Jan 30 01:08:31 2008
@@ -250,6 +250,12 @@
         """Return True if it was deleted, False if not there."""
         raise NotImplementedError
 
+    def remove(self, value):
+        """Remove an element. If not a member, raise a KeyError."""
+        if value not in self:
+            raise KeyError(value)
+        self.discard(value)
+
     def pop(self):
         """Return the popped value.  Raise KeyError if empty."""
         it = iter(self)