What does "pip install" do?
fabien.maussion at gmail.com
Tue Jan 13 08:51:00 CET 2015
On 12.01.2015 23:46, Chris Angelico wrote:
> On Tue, Jan 13, 2015 at 9:35 AM, Fabien<fabien.maussion at gmail.com> wrote:
>> >BUT I'm still asking myself: what does "pip install"*concretely* do on my
>> >virtual environment?
> As far as I know, it's equivalent to three steps:
> 1) Download the appropriate version of a package (the latest, if you
> didn't say otherwise)
> 2) Extract that package
> 3) Run 'python setup.py'.
> What setup.py does is up to the package, but for a pure-Python package
> it should simply create something in site-packages. It might do a lot
> more, though - compiling C or Fortran code, for instance.
Thanks Chris. I should then rephrase my question to "what does python
setup.pt do?" ;-). My point was also that I think that this information
(mostly: what will change on my system or my virtual env when I install
a python package?) could/should be provided in the mentioned resources:
"Python Packaging Authority" website
"Installing python packages" from the python docs
I've found a bit more about this ("How installation works") in the
Python 3 doc which is now considered legacy and might therefore not be
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