reverse_time.py

from timeit import timeit

my_list = list(range(10000))

print("Reverse benchmark in a big list :")
print("reverse_slice: ",timeit(lambda: my_list[::-1],number=10000))
print("reverse_in_place: ",timeit(lambda: my_list.reverse(),number=10000))

my_list2 = [1,2,3,4]

print("\nReverse benchmark in a small list:")
print("reverse_slice: ",timeit(lambda: my_list2[::-1],number=10000))
print("reverse_in_place: ",timeit(lambda: my_list2.reverse(),number=10000))

# Reverse benchmark in a big list :
# reverse_slice:  0.83142701
# reverse_in_place:  0.10922173599999996

# Reverse benchmark in a small list:
# reverse_slice:  0.0031019450000000504
# reverse_in_place:  0.003447980000000017