python how to calculate how long a function takes code example

Example 1: record the amount of time ittales for code to run python

from time import time

start = time()
#code here
print(f'Time taken to run: {time() - start} seconds'

Example 2: find time of run for python code

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