Useful Loop tricks in Python

Loop.py

counter = 0
while counter <= 5:
  print counter,
  counter += 1
else:
  print "loop exited normally"
# Output: 0 1 2 3 4 5 loop exited normally

for i in range(5):
  print i,
  if i > 3:
   break
else:
  print "loop exited normally"
# Output: 0 1 2 3 4