{ pkgs ? import { }, python ? pkgs.python39, ... }: let python-packages = ps: with ps; [ pip setuptools wheel ]; in pkgs.mkShell { nativeBuildInputs = with pkgs; [ (python.withPackages python-packages) git ]; shellHook = '' export LD_LIBRARY_PATH="${pkgs.stdenv.cc.cc.lib}/lib/" python -m venv .venv source .venv/bin/activate pip list --outdated | grep -iE "^(pip|wheel)" > /dev/null && python -m pip install --upgrade pip wheel ''; }