Handling Exceptions: Asks the user for input until a valid integer has been entered，handlingexceptions,while True:
Handling Exceptions: Asks the user for input until a valid integer has been entered，handlingexceptions,while True:
while True: try: x = int(raw_input('Please enter a number: ')) break except ValueError: print 'Oops! That was no valid number. Try again...'相关内容
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