{{ [3, 1, 2] | sort }}
{{ [1.5, 3, 2.0, 1] | sort }}
{{ ['b', 'a', 'c'] | sort | safe }}
{{ [1.0, 1, 2, 2.0, 1] | unique }}
{{ [{'a': 1}, {'a': 2}] | unique | length }}
{{ [{'a': 1}, {'a': 1}, {'b': 1}] | unique | length }}
{{ [[1], [2], [1], {'a': 1}, {'a': 1}, 1, 1.0] | unique | length }}
