Python example compare

example_compare.py

import numpy as np
from time import time

num_experiments = 20
totals = np.zeros(num_experiments)
for i in range(num_experiments):
    start = time()
    arr = np.random.randint(0, 1000, size=100000000, dtype=np.int32)
    print('Generation took ', time() - start)
    start = time()
    res = arr[(arr > 0) & (arr < 100) | (arr == 170)].sum()
    totals[i] = res
    print('Processing array took ', time() - start)

('Generation took ', 0.3448638916015625)
('Processing array took ', 0.37227797508239746)
('Generation took ', 0.3807849884033203)
('Processing array took ', 0.38538098335266113)
('Generation took ', 0.36175012588500977)
('Processing array took ', 0.3823361396789551)
('Generation took ', 0.35578203201293945)
('Processing array took ', 0.38182783126831055)
('Generation took ', 0.3689279556274414)
('Processing array took ', 0.39701390266418457)
('Generation took ', 0.3336331844329834)
('Processing array took ', 0.35786008834838867)
('Generation took ', 0.31902313232421875)
('Processing array took ', 0.3554561138153076)
('Generation took ', 0.31475210189819336)
('Processing array took ', 0.3534219264984131)
('Generation took ', 0.32028698921203613)
('Processing array took ', 0.3608250617980957)
('Generation took ', 0.3139619827270508)
('Processing array took ', 0.36579108238220215)
('Generation took ', 0.32953906059265137)
('Processing array took ', 0.36936092376708984)
('Generation took ', 0.3291499614715576)
('Processing array took ', 0.3569319248199463)
('Generation took ', 0.3185741901397705)
('Processing array took ', 0.3599519729614258)
('Generation took ', 0.3286268711090088)
('Processing array took ', 0.367110013961792)
('Generation took ', 0.3338890075683594)
('Processing array took ', 0.36524200439453125)
('Generation took ', 0.32527709007263184)
('Processing array took ', 0.36179399490356445)
('Generation took ', 0.32627320289611816)
('Processing array took ', 0.36681294441223145)
('Generation took ', 0.32972002029418945)
('Processing array took ', 0.355618953704834)
('Generation took ', 0.317119836807251)
('Processing array took ', 0.36040782928466797)
('Generation took ', 0.3208599090576172)
('Processing array took ', 0.36345791816711426)