regex alternation problem
python.list at tim.thechases.com
Sat Apr 18 00:05:47 CEST 2009
> s1 = "I am an american"
> s2 = "I am american an "
> for s in [s1, s2]:
> print re.findall(" (am|an) ", s)
> # Results:
> # ['am']
> # ['am', 'an']
> I want the results to be the same for each string. What am I doing
In your first case, the regexp is consuming the " am " (four
characters, two of which are spaces), leaving no leading space
for the second one to find. You might try using \b as a
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