class ShortInputException(Exception):
	def __init__(self,length, atleast):
		Exception.__init__(self)
		self.length=length
		self.atleast=atleast
	

try:
	text = raw_input('Enter something --> ')
	if len(text) < 3:
		raise ShortInputException(len(text), 3)
		
except EOFError:
	print('Why did you do an EOF on me?')
except ShortInputException as ex:
	print(('ShortInputException: The input was ' +
	'{0} long, expected at least {1}')
	.format(ex.length, ex.atleast))
else:
	print('No exception was raised.')