python time execution time code example

Example 1: python how to measure code run in time

import time
start_time = time.time()
main()
print("--- %s seconds ---" % (time.time() - start_time))

Example 2: how to use timeit in python 3

import timeit
import_module = "import random"
testcode = ''' 
def test(): 
    return random.randint(10, 100)
'''
print(timeit.repeat(stmt=testcode, setup=import_module))