Implementation

DTConfig	A bag class to collect various configuration bits.
DTChecker	A drop-in replacement for doctest.OutputChecker.
DTRunner	A drop-in replacement for doctest.DocTestRunner.
DebugDTRunner	Doctest runner which raises an exception on the first error.
DTFinder	A drop-in replacement for doctest.DocTestFinder with helpful defaults.
DTParser	A drop-in replacement for doctest.DocTestParser with a stopword list.