multithreading.py

##import time
##
##
##def calc_square(numbers):
##   print ("calculate the square numbers")
##   for n in numbers:
##       time.sleep(0.2)
##       print 'square:',n*n
##
##
##
##def calc_cube(numbers):
##   print ("calculate cube of numbers")
##   for n in numbers:
##       time.sleep(0.2)
##       print 'cube:',n*n*n
##
##
##arr = [2,3,8,9]
##
##t = time.time()
##calc_square(arr)
##calc_cube(arr)
##
##print "done in:",time.time()-t
##print "Hah.... I am done with all my work now!"
####
#################################################################

import time
import threading

def calc_square(numbers):
 print("calculate square numbers")
 for n in numbers:
     time.sleep(0.2)
     print('square:',n*n)

def calc_cube(numbers):
 print("calculate cube of numbers")
 for n in numbers:
     time.sleep(0.2)
     print('cube:',n*n*n)  

arr = [2,3,8,9]

t = time.time()

t1= threading.Thread(target=calc_square, args=(arr,))
t2= threading.Thread(target=calc_cube, args=(arr,))

t1.start()
t2.start()

t1.join()
t2.join()

print("done in : ",time.time()-t)
print("Hah... I am done with all my work now!")