[Python-ideas] import fallback syntax

Éric Araujo merwok at netwok.org
Thu Mar 8 20:59:17 CET 2012


[Chris Withers]
> This seems particularly relevant with things like argparse, unittest2, 
> distutils2, packaging...
argparse has the same name regardless of its location in site-packages
or the standard library.  For unittest/unittest2, what we do in
distutils2 is to do the import dance in one place and all other modules
import unittest from distutils2.tests.  You can do the same with

> I suspect it'll also be relevant where code uses libraries where the 
> author has chosen to have differently named packages for Python 2 and 3.
Can you give examples of projects doing that and their reasons?

> It would also be extremely relevant if any of the misguided "provisional 
> packages in stdlib" PEPs make it through...
One of them is withdrawn; the other one is still open for feedback,
please share your comments on python-dev.


More information about the Python-ideas mailing list