Else clause on Python while statement

Question

I\'ve noticed the following code is legal in Python. My question is why? Is there a specific reason?

n = 5
while n != 0:
    print n
    n -= 1
else:
    pri         


        

Answer 1

It is useful for social interaction.

while (Date != "January 1st"):
    time.sleep(1)
else:
    print("Happy new year!")