Multi porccessing python

multiprocessing.py

import time
import multiprocessing 

def multiprocessing_func(x):
    print(x)
    time.sleep(1)
    
if __name__ == '__main__':
    starttime = time.time()
    pool = multiprocessing.Pool(processes=100)
    pool.map(multiprocessing_func, range(0,100))
    pool.close()
    print('That took {} seconds'.format(time.time() - starttime))