[Python-Dev] Fix import errors to have data

[Guido van Rossum]

> Circular imports, to be made consistent, would need
> something like a final "commit" after all imports succeeded.

Silly idea.  Typically, circular imports aren't planned, they just
happen, and (usually) just happen to work.

--Guido van Rossum (home page: http://www.python.org/~guido/)