nixpkgs/pkgs/applications/editors/kakoune/plugins/update-shell.nix

{ pkgs ? import ../../../../.. { } }:

with pkgs;
let
  pyEnv = python3.withPackages (ps: [ ps.gitpython ]);
in

mkShell {
  packages = [
    bash
    pyEnv
    nix
    nix-prefetch-scripts
  ];
}