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import timeit

test_list = '''
def div_by_five(num):
    return True if num % 5 == 0 else False
    
xyz = [i for i in range({}) if div_by_five(i)]
for x in xyz:
    pass
'''
test_gen = '''
def div_by_five(num):
    return True if num % 5 == 0 else False
    
xyz = (i for i in range({}) if div_by_five(i))
for x in xyz:
    pass
'''

test_sizes = [pow(10, x) for x in range(7)]
iterations = 100

results = [
    (
        timeit.timeit(test_list.format(size), number=iterations),
        timeit.timeit(test_gen.format(size), number=iterations)
    )
    for size in test_sizes
]

print(results, test_sizes)