anchor.diff:  , args
   , schema
   , responses
  -, backports_csv
  -, isPy3k
   , lib
   , glibcLocales
   , setuptools
   , urllib3
  +, pythonOlder
   }:
   
   buildPythonPackage rec {
     pname = "internetarchive";
     version = "3.0.0";
  +
  +  disabled = pythonOlder "3.7";
   
     src = fetchPypi {
       inherit pname version;
  
positive.code:   };
  
    propagatedBuildInputs = [
      six
      tqdm
      pyyaml
      docopt
  
negative.code: { buildPythonPackage
  , fetchPypi
  , pytest
  , tqdm
  , pyyaml
  , docopt
  