def summary(self):
        """
        Gets a string representation of both the attribute and it's value,
        used e.g in product summaries.
        """
        return (self.attribute.name, self.value_as_text) % u"%s: %s"
dataset/ETHPy150Open django-oscar/django-oscar/src/oscar/apps/catalogue/abstract_models.py/AbstractProductAttributeValue.summary/swapped operands of `%`