[Distutils] Single version number

[Barry Warsaw]

On Jul 10, 2009, at 8:58 AM, Marius Gedminas wrote:

> What do people use to avoid repeating the version number both in the
> setup.py as well as in application/library code, when the
> application/library wants to know its own version number?
>
> I've seen several options:
>
>  1) put __version__ = '4.2' in yourpackage/__init__.py, have setup.py
>     do from yourpackage import __version__ and pass that to setup()

This is generally what I do and it seems to work pretty well for me.   
I remember talking with Gary Poster about some problems with this,  
related to our open source lazr packages, but I don't recall the  
details.

-Barry

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