anchor.diff:        machine.wait_for_unit("multi-user.target")
         machine.wait_for_unit("uwsgi.service")
         machine.wait_for_open_port(8000)
  +      machine.wait_for_open_port(8001)
         assert "Hello World" in machine.succeed("curl -fv 127.0.0.1:8000")
  +      assert "Hello World" in machine.succeed("curl -fv 127.0.0.1:8001")
       '';
   })
  
positive.code:         '';
          pythonPackages = self: with self; [ flask ];
        };
      };
    };
  
  
negative.code:   meta = with pkgs.stdenv.lib.maintainers; {
      maintainers = [ lnl7 ];
    };
  
    machine = { pkgs, ... }: {
      services.uwsgi.enable = true;
      services.uwsgi.plugins = [ "python3" "php" ];
      services.uwsgi.instance = {
        type = "emperor";
        vassals.python = {
          type = "normal";
          master = true;
          workers = 2;
  