def mduration(self) -> MdurationRequestBuilder:
        """
        Provides operations to call the mduration method.
        """
        from .mduration.mduration_request_builder import MdurationRequestBuilder

        return MdurationRequestBuilder(self.request_adapter, self.path_parameters)

        Provides operations to call the mduration method.
        
msgraph/generated/drives/item/items/item/workbook/functions/functions_request_builder.py