Avoiding "invalid literal for int()" exception

[Marc 'BlackJack' Rintsch]

In <mailman.1415.1165879866.32031.python-list at python.org>, Gabriel
Genellina wrote:

> At Monday 11/12/2006 07:22, aine_canby at yahoo.com wrote:
> 
>>elif int(uniList[0]) in range(0,10):
> 
> Either of these will work to avoid an unneeded conversion:
> 
> elif uniList[0] in "0123456789":
> 
> elif uniList[0] in string.digits:
> 
> elif uniList[0].isdigit():

The last does not work.  Not only that it accepts numbers greater than 9
because it checks if the whole string consists of digits, it also accepts
u'²₂' and other unicode digits.

Ciao,
	Marc 'BlackJack' Rintsch