yield statement works with for loop，yieldstatement,def gensquar

yield statement works with for loop，yieldstatement,def gensquar

def gensquares(N):     for i in range(N):         yield i ** 2               # resume here laterfor i in gensquares(5):        # resume the function      print i, ':',              # print last yielded valuex = gensquares(10)x.next()x.next()x.next()def buildsquares(n):     res = []     for i in range(n): res.append(i**2)     return resfor x in buildsquares(5): print x, ':',for x in [n**2 for n in range(5)]:     print x, ':',for x in map((lambda x:x**2), range(5)):     print x, ':',