anchor.diff:      homepage = "https://f-droid.org";
       description = "Server and tools for F-Droid, the Free Software repository system for Android";
       license = licenses.agpl3;
  -    maintainers = [ lib.maintainers.pmiddend ];
  +    maintainers = [ lib.maintainers.obfusk ];
     };
   
   }
  
positive.code: 
    postPatch = ''
      substituteInPlace fdroidserver/common.py --replace "FDROID_PATH = os.path.realpath(os.path.join(os.path.dirname(__file__), '..'))" "FDROID_PATH = '$out/bin'"
      substituteInPlace setup.py --replace "pyasn1-modules >= 0.2.1, < 0.3" "pyasn1-modules"
    '';
  
    preConfigure = ''
  
negative.code:     androguard
      clint
      defusedxml
      GitPython
      libcloud
      mwclient
  