def acos(self) -> AcosRequestBuilder:
        """
        Provides operations to call the acos method.
        """
        from .acos.acos_request_builder import AcosRequestBuilder

        return AcosRequestBuilder(self.request_adapter, self.path_parameters)

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