[Python-Dev] Fix import errors to have data

[Greg Ewing]

> > Maybe it could be as simple as saving a snapshot of
> > sys.modules whenever importing of a module is begun,
> > and if execution of its body doesn't complete, restoring
> > the snapshot?
> 
> This is exactly what I thought of.
> It seems to be correct, also with nested imports,
> since this is a stack-like structure of undoable things.

What happens in the presence of threads, though?

Greg Ewing, Computer Science Dept, +--------------------------------------+
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