anchor.diff:        url = "https://pypi.python.org/packages/source/u/urllib3/${name}.tar.gz";
         sha256 = "0pdigfxkq8mhzxxsn6isx8c4h9azqywr1k18yanwyxyj8cdzm28s";
       };
  -    
  +
       preConfigure = ''
         substituteInPlace test-requirements.txt --replace 'nose==1.3' 'nose'
       '';
  -    
  +
       checkPhase = ''
         nosetests --cover-min-percentage 70
       '';
  
positive.code:       maintainers = [ maintainers.bjornfor ];
      };
    };
    
    
    gevent-socketio = buildPythonPackage rec {
      name = "gevent-socketio-0.3.6";
  
  
negative.code:       platforms = stdenv.lib.platforms.all;
      };
    };
  
    urllib3 = buildPythonPackage rec {
      name = "urllib3-1.8";
  
  