[Tutor] Date validation? Correction

[bob gailer]

bob gailer wrote:
> Eric Dorsey wrote:
>> Greetings,
>> I have a program where I ask a user to enter a date in format 
>> YYYY-MM-DD, and get a string like: '2008-10-25'
>>
>> Can anyone tell me how I would verify this is a real date before 
>> allowing it to be passed on to the next part of the program?
>
> Take a look at the time module and it's strptime function.
>
> >>> import time
> >>> time.strptime("2008-10-25", "%Y-%m-%d")  ## CORRECTED
> (2008, 10, 25, 0, 0, 0, 5, 299, -1)
> >>> time.strptime("2008-10-125", "%Y-%m-%d")
> Traceback (most recent call last):
>  File "<interactive input>", line 1, in <module>
>  File "H:\Python25\lib\_strptime.py", line 313, in strptime
>    data_string[found.end():])
> ValueError: unconverted data remains: 5
>


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Bob Gailer
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