grouping in regular expressions.

[Carsten Gaebler]

kaevee at my-deja.com wrote:
> "       inet addr:192.168.0.1  Bcast:192.168.0.255  Mask:255.255.255.0"
> re.compile('\s+inet addr:(\d+\.\d+\.\d+\.\d+)\s+.*')
> I am not able to make out where i am making a mistake.

There's no mistake. It works.

import re
line = "       inet addr:192.168.0.1  Bcast:192.168.0.255  Mask:255.255.255.0"
regexp = re.compile('\s+inet addr:(\d+\.\d+\.\d+\.\d+)\s+.*')
match = regexp.search(line)
print match.group(1)


Carsten.