def proper(self) -> ProperRequestBuilder:
        """
        Provides operations to call the proper method.
        """
        from .proper.proper_request_builder import ProperRequestBuilder

        return ProperRequestBuilder(self.request_adapter, self.path_parameters)

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