bug#20765: Compressed eggs (Python)

[ludo@gnu.org (Ludovic Courtès)]

Andreas Enge <andreas@enge.fr> skribis:

> Spending a week with Python wizards, I asked around and got the following
> advice, implemented in the package as
>   #:configure-flags '("--single-version-externally-managed" "--root=/")

Woow, I wouldn’t have guessed that this has something to do with .egg
compression.  :-)

> Our Python build system adds these flags only to the install phase.
>
> We could do this automatically in our Python build system, but we would
> need to make sure to add these flags only when python-setuptools or
> python2-setuptools are part of the input, since the flags are not recognised
> by the setup.py from distutils.

OK.  If the above flags do the trick, then why not.  The difficulty will
be to find a nice way to determine whether those flags can be passed.

> Another advice was to replace the call to "python setup.py install"
> by "pip install .", which apparently is becoming the standard approach
> of installing Python packages, not only over the Internet, but also locally
> (for which the "." stands).

Dunno, but that’s a different story.  :-)

Thanks!

Ludo’.