def test_initialization(self):
        """Test that the class initializes correctly."""
        tool = BrightDataToolSpec(api_key="test_key", zone="test_zone")
        self.assertEqual(tool._api_key, "test_key")
        self.assertEqual(tool._zone, "test_zone")
        self.assertEqual(tool._endpoint, "https://api.brightdata.com/request")
Test that the class initializes correctly.
llama-index-integrations/tools/llama-index-tools-brightdata/tests/test_tools_brightdata.py