map
def plus(x, y):
return x + y
seq1 = [3, 9, 81]
seq2 = (3, 9, 81)
print map(plus, seq1 , seq2)
join
l = ["aa", "bb", "cc", "dd"]
print ''.join(l)
queue
import Queue
q = Queue.Queue()
for n in range(5):
q.put('message '+ str(n))
while not q.empty():
print q.get()