def var_a(self) -> VarARequestBuilder:
        """
        Provides operations to call the varA method.
        """
        from .var_a.var_a_request_builder import VarARequestBuilder

        return VarARequestBuilder(self.request_adapter, self.path_parameters)

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