final: prev: let packageOverrides = final.callPackage ./python-packages.nix {}; inpPython = final.python39.override { inherit packageOverrides; }; in { inwx-cdnskey = prev.stdenv.mkDerivation rec { name = "inwx-cdnskey"; src = ./inwx-cdnskey.py; phases = [ "buildPhase" "checkPhase" "installPhase" ]; python = inpPython.withPackages (ps: with ps; [pyxdg inwx-domrobot configparser dnspython]); buildPhase = '' substituteAll $src inwx-cdnskey ''; doCheck = true; checkPhase = '' ${python}/bin/python -m py_compile inwx-cdnskey ''; installPhase = '' install -m 0755 -D -t $out/bin \ inwx-cdnskey ''; }; }