from tqdm.contrib import tenumerate, tzip, tmap import numpy as np for _ in tenumerate(range(int(1e6)), desc="builtin enumerate"): pass for _ in tenumerate(np.random.random((999, 999)), desc="numpy.ndenumerate"): pass for _ in tzip(np.arange(1e6), np.arange(1e6) + 1, desc="builtin zip"): pass mapped = tmap(lambda x: x + 1, np.arange(1e6), desc="builtin map") assert (np.arange(1e6) + 1 == list(mapped)).all()