lst tuple lst t1 timeit 3000 t2 timeit 3000 t3 timeit 3000 17518406669

>>> lst = tuple(lst)
>>> t1.timeit(3000), t2.timeit(3000), t3.timeit(3000)
(2.1751840666902353, 1.8493431427741598, 1.9554849149817528)