def test_gallery_images(self):
        browser = self.browser

        browser.get('http://127.0.0.1:8000/photo-gallery/')

        link = browser.find_element_by_class_name("th")
        link.click()
        assert browser.page_source not in "No images are tagged"
dataset/ETHPy150Open chrisdev/wagtail-cookiecutter-foundation/{{cookiecutter.repo_name}}/functional_tests/test_gallery.py/GalleryPageTests.test_gallery_images/swapped operands of `not in`