def unichar(self) -> UnicharRequestBuilder:
        """
        Provides operations to call the unichar method.
        """
        from .unichar.unichar_request_builder import UnicharRequestBuilder

        return UnicharRequestBuilder(self.request_adapter, self.path_parameters)

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