def verifyGetCommentList(self, tag=None):
        c1, c2, c3, c4 = Comment.objects.all()[:4]
        t = "{% load comments %}" + (tag and "{% get_comment_list for testapp.author a.id as cl %}")
        ctx, out = self.render(t, a=Author.objects.get(pk=1))
        self.assertEqual(out, "")
        self.assertEqual(list(ctx["cl"]), [c2])
dataset/ETHPy150Open django/django-contrib-comments/tests/testapp/tests/test_templatetags.py/CommentTemplateTagTests.verifyGetCommentList/operator `or` -> `and`