Customer Reviews.

        Get a iframe URL for customer reviews.

        :return:
            A tuple of: has_reviews (bool), reviews url (string)

def reviews(self):
        """Customer Reviews.

        Get a iframe URL for customer reviews.

        :return:
            A tuple of: has_reviews (bool), reviews url (string)
        """
        iframe = self._safe_get_element_text('CustomerReviews.IFrameURL')
        has_reviews = self._safe_get_element_text('CustomerReviews.HasReviews')
        if has_reviews is not None and has_reviews == 'true':
            has_reviews = True
        else:
            has_reviews = False
        return has_reviews, iframe