# python interpreter for dev environment let pkgs = import (import ./mach_nix/nix/nixpkgs-src.nix) { config = {}; }; python = pkgs.python38; deps = (pkgs.lib.attrValues (import ./mach_nix/nix/python-deps.nix { inherit python; fetchurl = pkgs.fetchurl; })); in python.withPackages (ps: deps ++ [ ps.jupyterlab ])