[Distutils] dependency_links format changed?

Marius Gedminas marius at pov.lt
Mon Oct 14 14:47:02 CEST 2013

On Fri, Oct 11, 2013 at 11:31:46AM -0700, Thatcher Peskens wrote:
> I've been looking for information on this topic, but cannot really
> find anything about it.. It looks like setuptools has changed
> something that breaks a bunch of my installs (last deployed months
> ago) that were working before.

I don't believe anything major changed in setuptools itself, but pip 1.4
changed behavior and stopped installing unreleased package versions by

> I have some dependencies on a python package A* which is not available
> in PyPi, which itself has dependencies not available on PyPi. 
> A has a setup.py containing:
> install_requires=[
>         'django-inline-edit',
> 	]
> and 
> dependency_links = [
>     	'http://github.com/gabrielgrant/django-inline-edit/tarball/master#egg=django-inline-edit',
> ]
> Now... This doesn't work anymore, where it used to work before.
> I have found that if I specify the install_requires with an explicit
> version e.g. django-inline-edit==dev AND the dependency_link with
> #egg=django-inline-edit-dev it does work.

Sounds like the pip change.

> My previous experience shows that it was working without the explicit
> version before, and what I find on the internet also seem to suggest
> it should work.  Has this been changed on purpose, or should it be
> reported as a bug?

It was on purpose.

Marius Gedminas
Gates' Law: Every 18 months, the speed of software halves.
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