What is 're.M'?

Mark Lawrence breamoreboy at yahoo.co.uk
Mon Jul 7 16:25:29 CEST 2014


On 07/07/2014 15:08, rxjwg98 at gmail.com wrote:
> Hi,
>
> I learn this short Python code from:
>
> http://www.tutorialspoint.com/python/python_reg_expressions.htm
>
> but I still do not decipher the meaning in its line, even after read its command
> explanation.
>
> It says that:
> re.M:
>
>   Makes $ match the end of a line (not just the end of the string) and makes ^
>   match the start of any line (not just the start of the string).
>
> More specific, what does 're.M' means?
>
> I have tried several other modification to the searchObj line, without clue yet.
>
> Could you explain re.M and the following two searchObj mechanisms?
>
> Thanks,
>
> import re
>
> line = "Cats are smarter than dogs";
>
> searchObj = re.search( r'(.*) (.*?) .*', line, re.M|re.I)
> # searchObj = re.search( r'(.*) (.*?) .*', line, re.M|re.I)
>
> if searchObj:
>     print "searchObj.group() : ", searchObj.group()
>     print "searchObj.group(1) : ", searchObj.group(1)
>     print "searchObj.group(2) : ", searchObj.group(2)
> else:
>     print "Nothing found!!"
>

The answer is on the first link that I sent you yesterday afternoon, 
that's 06/07/2014 15:25 BST.  Was the email not delivered or did you not 
bother to read it?

-- 
My fellow Pythonistas, ask not what our language can do for you, ask 
what you can do for our language.

Mark Lawrence

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