Python, convert an integer into an index?

MRAB python at mrabarnett.plus.com
Wed Sep 23 01:27:03 CEST 2015


On 2015-09-22 23:21, Laura Creighton wrote:
> In a message of Tue, 22 Sep 2015 14:43:55 -0700, Chris Roberts writes:
>>
>>
>>(How do I make it into an index? )
>>Preferably something fairly easy to understand as I am new at this.
>>
>>results = 134523      #(Integer)
>>
>>Desired:
>>results = [1, 2, 3, 4, 5, 2, 3]   #(INDEX)
>>
>>Somehow I see ways to convert index to list to int, but not back again.
>>
>>Thanks,
>>crzzy1
>
> You need to convert your results into a string first.
>
> result_int=1234523
> result_list=[]
>
> for digit in str(result_int):
>      result_list.append(int(digit))
>
> digit will be assigned to successive 1 character long strings.  Since
> you wanted a list of integers, you have to convert it back.
>
> If you are learning python you may be interested in the tutor mailing
> list. https://mail.python.org/mailman/listinfo/tutor
>
A shorter way using strings:

>>> results = 134523
>>> list(map(int, str(results)))
[1, 3, 4, 5, 2, 3]



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