def get_annotations(self) -> Dict[str, Any]:
    """Returns a dictionary of parameter annotations for the function."""
    annotations = {p.py_name: p.type_value for p in self._params}
    annotations['return'] = self.get_return_type_value()
    return annotations
Returns a dictionary of parameter annotations for the function.
src/google/adk/tools/openapi_tool/openapi_spec_parser/operation_parser.py