anchor.diff:        sha256 = "1p943jdxb587dh7php4vx04qvn7b2877hr4qs5zyckvp5afhhank";
       };
   
  -    propagatedBuildInputs = with self; [ zope_location zope_event zope_interface zope_testing ];
  +    propagatedBuildInputs = with self; [ zope_location zope_event zope-interface zope_testing ];
   
       meta = {
           maintainers = with maintainers; [ goibhniu ];
  
positive.code:       sha256 = "1w09wbqiqmq6hvrammi4fzc7fr129v63gdnzlk4qi2b1xy5qpqab";
      };
  
      propagatedBuildInputs = with self; [ zope_interface zope_exceptions zope_testing six ] ++ optional (!python.isPy3 or false) subunit;
  
      meta = {
        description = "A flexible test runner with layer support";
  
negative.code:     };
  
      buildInputs = with self; [
        zope-interface
      ];
  
    };
  