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| Date | Sun, 26 Jan 2014 10:06:59 -0700 |
| Subject | Re: re Questions |
| From | Larry Martell <larry.martell@gmail.com> |
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On Sun, Jan 26, 2014 at 9:59 AM, Blake Adams <blakesadams@gmail.com> wrote:
> Im pretty new to Python and understand most of the basics of Python re but am stumped by a unexpected matching dynamics.
>
> If I want to set up a match replicating the '\w' pattern I would assume that would be done with '[A-z0-9_]'. However, when I run the following:
>
> re.findall('[A-z0-9_]','^;z %C\@0~_') it matches ['^', 'z', 'C', '\\', '0', '_']. I would expect the match to be ['z', 'C', '0', '_'].
>
> Why does this happen?
Because the characters \ ] ^ and _ are between Z and a in the ASCII
character set.
You need to do this:
re.findall('[A-Za-z0-9_]','^;z %C\@0~_')
Back to comp.lang.python | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread
re Questions Blake Adams <blakesadams@gmail.com> - 2014-01-26 08:59 -0800
Re: re Questions Larry Martell <larry.martell@gmail.com> - 2014-01-26 10:06 -0700
Re: re Questions Blake Adams <blakesadams@gmail.com> - 2014-01-26 09:15 -0800
Re: re Questions Chris Angelico <rosuav@gmail.com> - 2014-01-27 04:08 +1100
Re: re Questions Roy Smith <roy@panix.com> - 2014-01-26 12:15 -0500
Re: re Questions Chris Angelico <rosuav@gmail.com> - 2014-01-27 04:25 +1100
Re: re Questions Mark Lawrence <breamoreboy@yahoo.co.uk> - 2014-01-26 17:39 +0000
Re: re Questions Tim Chase <python.list@tim.thechases.com> - 2014-01-26 13:41 -0600
Re: re Questions Blake Adams <blakesadams@gmail.com> - 2014-01-26 09:15 -0800
Re: re Questions Mark Lawrence <breamoreboy@yahoo.co.uk> - 2014-01-26 17:30 +0000
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