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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def get_attribute(self, selector, attribute, by=By.CSS_SELECTOR, timeout=settings.SMALL_TIMEOUT):
 """ This method uses JavaScript to get the value of an attribute. """

        if self.timeout_multiplier and timeout == settings.SMALL_TIMEOUT:
            timeout = self.__get_new_timeout(timeout)
        if page_utils.is_xpath_selector(selector):
            by = By.XPATH
        if page_utils.is_link_text_selector(selector):
            selector = page_utils.get_link_text_from_selector(selector)
            by = By.LINK_TEXT
        self.wait_for_ready_state_complete()
        time.sleep(0.01)
        element = page_actions.wait_for_element_present(
            self.driver, selector, by, timeout)
        try:
            attribute_value = element.get_attribute(attribute)
        except (StaleElementReferenceException, ENI_Exception):
            self.wait_for_ready_state_complete()
            time.sleep(0.06)
            element = page_actions.wait_for_element_present(
                self.driver, selector, by, timeout)
            attribute_value = element.get_attribute(attribute)
        if attribute_value is not None:
            return attribute_value
        else:
            raise Exception("Element {%s} has no attribute {%s}!" % (
                selector, attribute))