difference between raw_input() and input()

Chris Rebert clp2 at rebertia.com
Thu Aug 20 12:49:42 CEST 2009


On Thu, Aug 20, 2009 at 3:24 AM, baalu aanand<baaluaanand at gmail.com> wrote:
> Hi,
>
>     I have used both raw_input() and input() for a same input value.
> But these gives different output.
>
>     I have listed below what actually I have done
>
>            >>> a = raw_input("===>")
>                   ===> 023
>            >>> a
>                    '023'
>
>     I have given the same value for the input() but it gives 19 as
> result
>            >>> a = input("===>")
>                   ===>  023
>            >>> a
>                    19
>
>  Is there anything hide within this. Please illustrate the difference
> between raw_input() and input()

input() === eval(raw_input())
eval("023") --> int("23", 8) --> 19 [an integer, not a string]

raw_input() /always/ returns a string.

Never use input() in Python 2.x. In Python 3, raw_input() was renamed
to input() because it's a better name and the old input() was hardly
ever used (correctly).

Cheers,
Chris
--
http://blog.rebertia.com



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