{
  config,
  lib,
  pkgs,
  ...
}:
# Python tools for the primary user's shell environment.
let
  cfg = config.modules.shell.python; # NOLINT(let_order)
  user = config.user.name;
in
{
  options.modules.shell.python.enable =
    lib.mkEnableOption "Python tools for the primary user's shell environment";

  config = lib.mkIf cfg.enable {
    home-manager.users.${user}.home = {
      sessionVariables.PYTHON_TOOLCHAIN_ROOT = "${pkgs.python3}";
      packages = [ pkgs.python3 ];
    };
  };
}