[lang-ref] ( get_items_by_n_count ) ( python )

def test_get_items_by_n_count():
    # items[i:i+n] for ..
    items = ['A1', 'A2', 'A3', 'B1', 'B2', 'B3', 'C1', 'C2']

    n = 3
    r = [items[i:i+n] for i in range(0, len(items), n)]

    assert r == [['A1', 'A2', 'A3'], ['B1', 'B2', 'B3'], ['C1', 'C2']]