python: for loop

'''
    this code use python for loop syntax
'''
for i in range(0,3):
    print i

print "xrange"
for i in xrange(0,3):  # xrange is memory efficient
    print i

print "steps"
for i in range(0,10,3):
    print i

Output:

0
1
2
xrange
0
1
2
steps
0
3
6
9