def test_tag_strict(self) -> None:
        """Test that tags can be cleared from an observable."""
        self.obs1.tag(["test1", "test2", "test3"])
        self.obs1.tag(["test"], clear=True)
        tags = self.obs1.get_tags()
        self.assertEqual(len(tags), 1)
Test that tags can be cleared from an observable.
tests/schemas/tag.py