1 #!/usr/bin/python
2 #coding=utf-8

for (x,y) in [(1,0),(2,3)]:
    print 'x = %d, y = %d'%(x,y)

l = [x ** 2 for x in [1,2,3,4,5]]

print l

for x in {'a':1,'b':2,'c':3,'d':3,'e':4,'f':6,'g':7}:
    print x, 

