via intern() will raise a TypeError. Internal operations that attempt
to intern a string subclass will have no effect.
+- Bug 1003935: xrange() could report bogus OverflowErrors. Documented
+ what xrange() intends, and repaired tests accordingly.
+
Extension modules
-----------------
to return a list of all doctests, and you can filter that list by
any computable criteria before passing it to a DocTestRunner instance.
-
Tools/Demos
-----------