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Re: + in regular expression

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  Re: + in regular expression Mark Lawrence <breamoreboy@yahoo.co.uk> - 2012-10-04 22:59 +0100

#30769 — Re: + in regular expression

On 04/10/2012 04:01, contro opinion wrote:
>>>> str="          gg"
>>>> x1=re.match("\s+",str)
>>>> x1
> <_sre.SRE_Match object at 0xb7354db0>
>>>> x2=re.match("\s{6}",str)
>>>> x2
> <_sre.SRE_Match object at 0xb7337f38>
>>>> x3=re.match("\s{6}+",str)
> Traceback (most recent call last):
>    File "<stdin>", line 1, in <module>
>    File "/usr/lib/python2.6/re.py", line 137, in match
>      return _compile(pattern, flags).match(string)
>    File "/usr/lib/python2.6/re.py", line 245, in _compile
>      raise error, v # invalid expression
> sre_constants.error: multiple repeat
>>>>
>
> why the  "\s{6}+"  is not a regular pattern?
>
>
>

Why are you too lazy to do any research before posting a question?

-- 
Cheers.

Mark Lawrence.

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