anchor.diff:  
   buildPythonPackage rec {
     pname = "tern";
  -  version = "2.10.0";
  +  version = "2.10.1";
   
     src = fetchPypi {
       inherit pname version;
  -    sha256 = "sha256-KpkEnpItHC/9IswfboFZ5nCcGaM9bWFX/i+6jxGN5hg=";
  +    sha256 = "sha256-MMsq8/Obe3ogQSjiP8EebYseUJGcchMOczUrxE9jht4=";
     };
   
     preBuild = ''
  
positive.code:     pyyaml
      docker
      dockerfile-parse
      requests
      stevedore
      debian-inspector
  
negative.code: , stevedore
  , pbr
  , debian-inspector
  , license-expression
  , regex
  , GitPython
  , prettytable
  