anchor.diff:      gst-plugins-base
       gstreamer
       ncurses
  -    pythonPackages.python
  -    pythonPackages.pygobject
  -    pythonPackages.wrapPython
  +    python
  +    pygobject
  +    wrapPython
     ];
   
     patches = [
  
positive.code:   };
  
    # nativeBuildInputs = [
    #   pkgs.meson
    #   ninja
    # ];
  
  
negative.code: let
    sources = {
      "1.12" = {
        version = "1.12.4";
        sha256 = "20ce6af6615c9a440c1928c31259a78226516d06bf1a65f888c6d109826fa3ea";
      };
    };
  
  