def functions(self) -> FunctionsRequestBuilder:
        """
        Provides operations to manage the collection of attributeMappingFunctionSchema entities.
        """
        from .functions.functions_request_builder import FunctionsRequestBuilder

        return FunctionsRequestBuilder(self.request_adapter, self.path_parameters)

        Provides operations to manage the collection of attributeMappingFunctionSchema entities.
        
msgraph/generated/base_graph_service_client.py