anchor.diff:      maintainers = with maintainers; [ psyanticy marsam ];
     };
   }
  -
  
positive.code: { stdenv, buildPythonPackage, fetchFromGitHub, isPy3k, pycryptodome, chardet, nose, sortedcontainers, fetchpatch }:
  
  buildPythonPackage rec {
    pname = "pdfminer_six";
    version = "20200402";
  
    disabled = !isPy3k;
  
  
negative.code:     owner = "pdfminer";
      repo = "pdfminer.six";
      rev = version;
      sha256 = "00272pxkh6djm37yvlvgd06w7ycf35srwk6n3p58ppw5hgmpkhc2";
    };
  
    propagatedBuildInputs = [ chardet pycryptodome sortedcontainers ];
  
  