Python Hello World! Reformatting

A novice Python using prints Hello World! and a pro shows him different way. Using vim to get into pro style from novice, win the challenge.

Input

#!/usr/bin/python
import sys
a = "Hello World!"
sys.stdout.write(str(a[0]))
sys.stdout.write(str(a[1]))
sys.stdout.write(str(a[2]))
sys.stdout.write(str(a[3]))
sys.stdout.write(str(a[4]))
sys.stdout.write(str(a[5]))
sys.stdout.write(str(a[6]))
sys.stdout.write(str(a[7]))
sys.stdout.write(str(a[8]))
sys.stdout.write(str(a[9]))
sys.stdout.write(str(a[10]))
sys.stdout.write(str(a[11]))

Output

#!/usr/bin/python
import sys
a = "Hello World!"
for i in range(0, len(a)):
  sys.stdout.write(str(a[i]))