[lang-ref] ( sort_with_natural_order ) ( python )

def test_sort_with_natural_order():
    pytest.skip('Not supported in Python')

def test_sort_with_natural_order_alternative():
    # implement it

    # Note: Use natsort library if you can

    import re
    def natural_sorted(items):
        convert   = lambda text: int(text) if text.isdigit() else text.lower()
        sort_func = lambda key: [convert(c) for c in re.split('([0-9]+)', key)]
        return sorted(items, key = sort_func)

    items = [
        '12. L',
        '2. B',
        '11. K',
        '3. C',
        '22. V',
        '21. U',
        '1. A',
    ]
    items_dict_order = [
        '1. A',
        '11. K',
        '12. L',
        '2. B',
        '21. U',
        '22. V',
        '3. C',
    ]
    items_natural_order = [
        '1. A',
        '2. B',
        '3. C',
        '11. K',
        '12. L',
        '21. U',
        '22. V',
    ]

    assert sorted(items) == items_dict_order
    assert natural_sorted(items) == items_natural_order