..

mods/nurPkgs/minecraft-server-whitelist-all-players.nix

@@ -1,18 +1,26 @@
 { lib
 , python3Packages
+, python3
+, stdenv
 }:
 
-python3Packages.buildPythonApplication {
+stdenv.mkDerivation {
   pname = "minecraft-server-whitelist-all-players";
   version = "1.0";
   pyproject = false;
 
-  propagatedBuildInputs = with python3Packages; [ requests ];
+  propagatedBuildInputs = [
+    (python3.withPackages (pythonPackages: with pythonPackages; [
+      requests
+    ]))
+  ];
 
 
   dontUnpack = true;
   src = ./.;
 
+  installPhase = "install -Dm755 ${./minecraft-server-whitelist-all-players.py} $out/bin/minecraft-server-whitelist-all-players";
+
   meta = with lib; {
     description = "A small python script to generate a whitelist.json from all players that ever joined the server.";
     longDescription = ''

nur.nix

@@ -5,8 +5,8 @@
 
 let
   lib = pkgs.lib;
-  files = builtins.readDir ./mods/nurPkgs;
-  names = pkgs.lib.attrsets.mapAttrsToList (name: value: pkgs.lib.strings.removeSuffix ".nix" name) files;
+  files = builtins.filter (el: lib.strings.hasSuffix ".nix" el) (lib.attrsets.mapAttrsToList (name: value: name) (builtins.readDir ./mods/nurPkgs));
+  names = map (value: lib.strings.removeSuffix ".nix" value) files;
   pwd = builtins.toString ./.;
 in pkgs.lib.attrsets.genAttrs names (name: (pkgs.callPackage "${pwd}/mods/nurPkgs/${name}.nix" {}))
 //