Using %x to format number to hex and number of digits

[Grant Edwards]

 On Fri, Nov 5, 2010 at 11:23 AM, Matty Sarro <msarro at gmail.com> wrote:
> I'm currently trying to convert a digit from decimal to hex, however I need
> the full 4 digit hex form. Python appears to be shortening the form.
> Example:
>
> num = 10
> num = "%x"%(num)
> print(num)
>
>>a
>
> num = 10
> num = "%#x"%(num)
> print(num)
>
>>0xa
>
> I need it to output as 0x0a, and the exercise is requiring me to use %x to
> format the string. Any help would be appreciated.

http://docs.python.org/release/2.5.2/lib/typesseq-strings.html

What you're asking for is called "zero padding", so if I were you, I'd
search the above page for the phrase "zero pad".

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