whats wrong with my reg expression ?

[Gabriel Genellina]

At Monday 15/1/2007 20:43, Gert Cuykens wrote:

>PS i also cant figure out what is wrong here ?
>
>         rex=re.compile('^"(?P<value>[^"]*)"$',re.M)
>         for v in l:
>             v=rex.match(v).group('value')
>             v=v.replace('""','"')
>         return(l)
>
>     v=rex.match(v).group('value')
>AttributeError: 'NoneType' object has no attribute 'group'

match() returns None when there is no match, so you have to split 
that in two steps:

m = rex.match(v)
if m:
     v = m.group('value')
else:
     # no match found!


-- 
Gabriel Genellina
Softlab SRL 


	

	
		
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