int to string conversion: newbie question
Anna
revanna at mn.rr.com
Tue Mar 25 04:43:24 CET 2003
On Mon, 24 Mar 2003 13:13:01 +0000, Alex Martelli wrote:
> Neal Norwitz wrote:
>
>> On Sat, 22 Mar 2003 14:16:59 -0500, Kristofer Wouk wrote:
>>
>>> I know I'm dumb, but I can't figure this out. How do I convert from
>>> an int to a string?
>>
>> Take your pick:
>>
>> >>> '%s' % 53
>> '53'
>> >>> str(53)
>> '53'
>> >>> '%d' % 53
>> '53'
>
> These are the best ways, but, just for fun, assuming the int is referred
> to by variable name x, let's add `x` (note the back-quotes) and repr(x)
> and of course, last but not least...:
>
> def whyBeSimpleIfYouCanBeComplicated(x, base=10):
> if not x: return '0'
> zero = ord('0')
> digits = []
> while x:
> x, dig = divmod(x, base)
> digits.append( chr( zero + dig ) )
> digits.reverse()
> return ''.join(digits)
>
> and the ever-popular recursive version:
>
> def weirderThanThou(x, base=10):
> zero = ord('0')
> def recu(x):
> if not x: return ''
> x, dig = divmod(x, base)
> return recu(x) + chr(zero+dig)
> return recu(x) or '0'
well yes, but where's the ternary version and the lambda version?
Anna
More information about the Python-list
mailing list