anchor.diff:      betamax
       betamax-serializers
       betamax-matchers
  -    mock
  -    pytest
  +    pytestCheckHook
       requests-toolbelt
  -    six
     ];
  +
  +  pythonImportsCheck = [ "praw" ];
   
     meta = with lib; {
       description = "Python Reddit API wrapper";
       homepage = "https://praw.readthedocs.org/";
       license = licenses.bsd2;
  -    maintainers = with maintainers; [ ];
  +    maintainers = with maintainers; [ fab ];
     };
   }
  
positive.code: 
    src = fetchFromGitHub {
      owner = "praw-dev";
      repo = "praw";
      rev = "v${version}";
      sha256 = "sha256-aEx0swjfyBrSu1fgIiAwdwWmk9v5o7sbT5HTVp7L3R4=";
    };
  
    nativeBuildInputs = [
      pytestrunner
    ];
  
    propagatedBuildInputs = [
      mock
  
negative.code: { lib
  , buildPythonPackage
  , fetchFromGitHub
  , betamax
  , betamax-serializers
  , betamax-matchers
  , mock
  , prawcore
  , pytestCheckHook
  , requests-toolbelt
  , update_checker
  , websocket_client
  