is there a built-in timer in python time module code example

Example 1: python time a funciton

import time

start = time.time()
print("hello")
end = time.time()
print(end - start)

Example 2: time.time()

from time import time

# 1 January 1970 is the standard date that all computers measure time against 
# Prints the number of seconds that have passed since 1 January 1970
print(time())