1. e973c61 Missing return by Raymond Hettinger · 18 years ago
  2. e67420d Fix defect in __ixor__ which would get the wrong by Raymond Hettinger · 18 years ago
  3. 7d518f4 MutableSets support a remove() method. by Raymond Hettinger · 18 years ago
  4. abf3fcf Add isdisjoint() to the Set/MutableSet ABCs. by Raymond Hettinger · 18 years ago
  5. 64c06e3 Backport of _abccoll.py by Benjamin Arangueren, issue 1383. by Guido van Rossum · 18 years ago