let
  sources = import ./npins;
  pkgs = import sources.nixpkgs { };
  nix-pkgs = import sources.nix-pkgs { inherit pkgs; };
  kat-pkgs = import sources.kat-pkgs { inherit pkgs; };
  python3 = pkgs.python3.override {
    packageOverrides = final: prev: {
      inherit (nix-pkgs) authens django-bootstrap-form django-cas-ng;
      inherit (kat-pkgs.python3Packages)
        django-djconfig
        django-hCaptcha
        wagtail-modeltranslation
        wagtailmenus
        ;
    };
  };
in
pkgs.mkShell {
  shellHook = ''
    export DJANGO_SETTINGS_MODULE=gestioasso.settings.local
  '';

  packages = [
    (python3.withPackages (
      ps: with ps; [
        django
        pillow
        authens
        channels
        configparser
        django-autocomplete-light
        django-bootstrap-form
        django-cas-ng
        django-cors-headers
        django-djconfig
        django-hCaptcha
        django-js-reverse
        django-widget-tweaks
        icalendar
        python-dateutil
        statistics
        wagtail-modeltranslation
        wagtail
        wagtailmenus

        django-debug-toolbar
        ipython
        black
        flake8
        isort
      ]
    ))
    pkgs.npins
  ];

  allowSubstitutes = false;
}