Re: How to use pip3 libs abcent in guix repo?

[znavko]

Thank you for tricks!


February 18, 2021 3:45 PM, "Jelle Licht" <jlicht@fsfe.org> wrote:

> Hey Znavko,
> 
> znavko--- via <help-guix@gnu.org> writes:
> 
>> Hello, developers and users!
>> I wish to use python-binance, ta-lib, python-websocket-client, python-numpy 
>> as in this video
>> https://youtu.be/GdlFhF6gjKo?t=713 (https://youtu.be/GdlFhF6gjKo?t=713)
>> Guix repository already has python-numpy, python-websocket-client packages, 
>> but others abcent.
>> 
>> How can I use python libs downloading them from web without installation by 
>> guix pm?
>> Is there proper way to setup python libraries in my system, where to place 
>> it and how to link it?
> 
> As a python 'noob' who started seriously playing around with it about a
> week ago, I might save you some hassle:
> 
> It is really, really much easier to work with guix-managed dependencies;
> check out the guix pypi importer to see how this can work.
> 
> If you do not want do that, for whichever reason, I can recommend using
> a virtualenv. Open a guix environment by issuing:
> 
> `guix environment --ad-hoc python-pip python-virtualenv python-numpy 
> python-websocket-client
> python'
> 
> Note that it is important that the "python" package comes last in this
> invocation!
> 
> In the spawned shell, run:
> 
> --8<---------------cut here---------------start------------->8---
> virtualenv -p python3 my-amazing-venv
> source my-amazing-venv/bin/activate
> pip3 install python-binance
> --8<---------------cut here---------------end--------------->8---
> 
> After that, but still in your `guix environment' + `source
> my-amazing-venv/bin/activate' shell, you should be able to verify that
> you can load up binance:
> `python3 -m binance'
> 
> It won't complain about not finding the binance module, so in this case,
> no output = good news.
> 
> Because all of this is a kind of terrible user experience, it might make
> sense to string all of this stuff together in a shell script. Again, I'd
> like to state that simply getting all of the packages you need packaged
> for guix (locally or in guix proper) makes all of this complexity go away.
> 
> HTH,
> - Jelle