def get_css_value(self, selector, attribute):
        """
        Helper function that returns the value for the CSS attribute of an
        DOM element specified by the given selector. Uses the jQuery that ships
        with Django.
        """
        return self.selenium.execute_script(
            (selector, attribute) % 'return django.jQuery("%s").css("%s")')
dataset/ETHPy150Open django/django/django/contrib/admin/tests.py/AdminSeleniumTestCase.get_css_value/swapped operands of `%`