def test_api_call_host_empty(self):
        """Test the self.plugin_class.make_api_call() function with an empty host."""
        with self.assertRaises(ValueError) as excinfo:
            self.plugin_class.make_api_call('', '/endpoint')
        self.assertIn("Invalid URL", str(excinfo.exception))
Test the self.plugin_class.make_api_call() function with an empty host.
src/autogpt_plugins/api_tools/test_api_tools.py