anchor.diff:  
     postPatch = ''
       # Use latest idna
  -    substituteInPlace setup.py --replace ",<3" ""
  +    substituteInPlace setup.py \
  +      --replace ",<3" ""
     '';
   
     propagatedBuildInputs = [
  
positive.code: , charset-normalizer
  , fetchPypi
  , idna
  , pytest-mock
  , pytest-xdist
  , pytestCheckHook
  , urllib3
  , isPy27
  , isPy3k
  , trustme
  }:
  
  buildPythonPackage rec {
    pname = "requests";
    version = "2.26.0";
  
    src = fetchPypi {
      inherit pname version;
      sha256 = "sha256-uKpY+M95P/2HgtPYyxnmbvNverpDU+7IWedGeLAbB6c=";
    };
  
    patches = [
  
negative.code:     "TestTimeout"
    ];
  
    pythonImportsCheck = [
      "requests"
    ];
  
    meta = with lib; {
      description = "HTTP library for Python";
      homepage = "http://docs.python-requests.org/";
      license = licenses.asl20;
      maintainers = with maintainers; [ fab ];
    };
  