Matriz

import random

#matrix = [[random.randint(0, 10) for j in xrange(3)] for i in xrange(3)]
matrix = [
[random.randint(0, 10) for j in range(3)]
 for i in range(3)]

 # [[]]

#for row in matrix:
     #print " ".join(str(x) for x in row)

for k in matrix:
    print ' '.join(str(a) for a in k)