On 11/11/2014 15:20, Albert-Jan Roskam wrote:
- Original Message -
From: Ned Batchelder
To: python-list@python.org
Cc:
Sent: Tuesday, November 11, 2014 12:52 PM
Subject: Re: What is \1 here?
You need to learn how to find this stuff out for yourself. Ben Finney
even gave you a
On Tue, 11 Nov 2014 01:18:02 -0800, satishmlmlml wrote:
> What does \1 do in the following piece of code(fourth line)?
It tells you to learn about regex.
http://www.pcre.org/pcre.txt
--
Denis McMahon, denismfmcma...@gmail.com
--
https://mail.python.org/mailman/listinfo/python-list
- Original Message -
> From: Ned Batchelder
> To: python-list@python.org
> Cc:
> Sent: Tuesday, November 11, 2014 12:52 PM
> Subject: Re: What is \1 here?
> You need to learn how to find this stuff out for yourself. Ben Finney
> even gave you a pointer
On 11/11/14 4:18 AM, satishmlm...@gmail.com wrote:
What does \1 do in the following piece of code(fourth line)?
import re
print(re.sub('[ABC]', '*', 'XAXAXBXBXCXC'))
print(re.sub('[ABC]_', '*', 'XA-XA_XB-XB_XC-XC_'))
print(re.sub('(.) spam', 'spam\\1', 'x spam, y spam'))
def mapper(matchobj):
On 11/11/2014 09:18, satishmlm...@gmail.com wrote:
What does \1 do in the following piece of code(fourth line)?
import re
print(re.sub('[ABC]', '*', 'XAXAXBXBXCXC'))
print(re.sub('[ABC]_', '*', 'XA-XA_XB-XB_XC-XC_'))
print(re.sub('(.) spam', 'spam\\1', 'x spam, y spam'))
def mapper(matchobj):
What does \1 do in the following piece of code(fourth line)?
import re
print(re.sub('[ABC]', '*', 'XAXAXBXBXCXC'))
print(re.sub('[ABC]_', '*', 'XA-XA_XB-XB_XC-XC_'))
print(re.sub('(.) spam', 'spam\\1', 'x spam, y spam'))
def mapper(matchobj):
return 'spam' + matchobj.group(1)
print(re.sub('(