[Tutor] How convert an int to a string

[Mark Lawrence]

On 22/06/2013 22:44, Albert-Jan Roskam wrote:
>
>
> --- Original Message -----
>
>> From: Jim Byrnes <jf_byrnes at comcast.net>
>> To: tutor at python.org
>> Cc:
>> Sent: Saturday, June 22, 2013 11:01 PM
>> Subject: [Tutor] How convert an int to a string
>>
>> I need to convert a series of digits like 060713 to a string so I can
>> make it look like a date 06-07-13.
>>
>>>>>   a = 060713
>>>>>   a[:2]
>> Traceback (most recent call last):
>>     File "<stdin>", line 1, in <module>
>> TypeError: 'int' object has no attribute '__getitem__'
>>>>>   b = str(a)
>>>>>   b[:2]
>> '25'
>>>>>   b
>> '25035'
>>>>>
>>
>> I was confused at first but then realized that the  0  makes it octal. I
>> thought str() would do it but it didn't. Reading about str() it talks of
>> string representation.  So how can I convert it to a true string I can
>> slice and build my date look a like?
>
> weird indeed. Can wait to hear more about it. But oct() does the trick.
>
>>>> a = 060713
>>>> a
> 25035
>>>> import time
>>>> time.strftime("%d-%m-%y", time.strptime(oct(a), "%d%m%y"))
> '06-07-13'
>>>> b = str(oct(a))
>>>> "%02s-%02s-%02s" % (b[:2], b[2:4], b[4:])
> '06-07-13'

How do you propose handling the errors that will occur when any of day, 
month or year have a non octal digit?

-- 
"Steve is going for the pink ball - and for those of you who are 
watching in black and white, the pink is next to the green." Snooker 
commentator 'Whispering' Ted Lowe.

Mark Lawrence