import re
p = re.compile('Q(.+?)E')
s = 'QUWESEADFQDFSAEDFS'
substrs = p.findall(s)
all_len = map(len, substrs)
index = all_len.index(min(all_len))
minsubstr = substrs[index]
On 25 Apr 2009, at 11:44, sandy wrote:
>
> hi can u plz help me to get substrings between two characters at each
> occurence
> for eg:
> to get all the substrings between Q and E in the given example
> sequence in all occurences.
> ex: QUWESEADFQDFSAEDFS
>
> and to find the substring with minimum length.
>
> plz help me
>
> >
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