anchor.diff:  , tqdm
   , setuptools
   , six
  +, pythonOlder
   }:
   
   buildPythonApplication rec {
  
positive.code:   version = "4.5.2";
    format = "setuptools";
  
    src = fetchPypi {
      inherit pname version;
      sha256 = "sha256-YhYzlsBJegYXOnuV/IH0feIXl//EY79GFskHmSZsYcM=";
    };
  
    propagatedBuildInputs = [
  
negative.code:     tqdm
      setuptools
      six
    ] ++ requests.optional-dependencies.socks;
  
    checkPhase = ''
      $out/bin/gdown --help > /dev/null
  