anchor.diff:  
     # Disable tests depending on online services
     disabledTests = [
  +    "test_announcements_if_is_not_tty"
       "test_check_live"
       "test_check_live_cached"
     ];
  
positive.code:     requests
      packaging
      dparse
    ];
  
    checkInputs = [
  
negative.code:   meta = with lib; {
      description = "Checks installed dependencies for known vulnerabilities";
      homepage = "https://github.com/pyupio/safety";
      changelog = "https://github.com/pyupio/safety/blob/${version}/CHANGELOG.md";
      license = licenses.mit;
      maintainers = with maintainers; [ thomasdesr dotlambda ];
    };
  