[Python-3000] Mini Path object

[Ron Adam]

> [Mike Orr wrote:]

> In this vein, a common utility module with back-end functions would be
> good.  Then we can solve the difficult problems *once* and have a test
> suite that proves it, and people would have confidence using any OO
> classes that are built over them.  We can start by gathering the
> existing os.*, os.path.*, and shutil.* functions, and then add
> whatever other functions our various OO classes might need.


This really sounds like a situation where writing the test cases first would be 
worth while.

So maybe it would be good to start by gathering the relevant examples and 
agreeing on the desired behavior in various situations as a doctest suite.

Cheers,
    Ron