anchor.diff:      six
     ];
   
  -  meta = with stdenv.lib; {
  +  meta = with lib; {
       maintainers = with maintainers; [
         wkennington
       ];
  
positive.code: { stdenv
  , buildPythonPackage
  , fetchPyPi
  
  , monotonic
  , six
  }:
  
  let
    version = "0.14.1";
  in
  buildPythonPackage {
    name = "fasteners-${version}";
  
negative.code:   src = fetchPyPi {
      package = "fasteners";
      inherit version;
      sha256 = "3a176da6b70df9bb88498e1a18a9e4a8579ed5b9141207762368a1017bf8f5ef";
    };
  
    propagatedBuildInputs = [
  