anchor.diff:      buildInputs = [ zopeInterface mock ];
   
       preConfigure = "cp test/secrets.py-dist test/secrets.py";
  -
  -    # ERROR: test_list_locations (test.test_softlayer.SoftLayerTests)
  -    # AttributeError: MockSoftLayerTransport instance has no attribute '_parse_response'
  -    doCheck = false;
   
       meta = {
         description = "A unified interface to many cloud providers";
  
positive.code: 
      propagatedBuildInputs = [ httplib2 ];
  
      # AttributeError: 'NoneType' object has no attribute 'clone'
      doCheck = false;
  
      meta = {
  
negative.code:     '';
  
      # For some reason "python setup.py test" doesn't work with Python 2.6.
      # pretty sure that is about import behaviour.
      doCheck = python.majorVersion != "2.6";
  
      meta = {
  