One more regular expressions question
vpolukcht at gmail.com
Thu Jan 18 13:00:09 CET 2007
You post helped me so much!
My resulting regexp is:
On Jan 18, 2:38 pm, "Daniele Varrazzo" <daniele.varra... at gmail.com>
> Victor Polukcht wrote:
> > I have a couple of strings like:
> > Unassigned Number (1) 32
> > Interworking, unspecified (127) 5
> > I need to get:
> > Error code (value in brackets) - Value - Message.
> > My actual problem is i can't get how to include space, comma, slash.Probably you have some escaping problem. The substitution:
> re.sub(r"^(.*)\s*\((\d+)\)\s+(\d+)", r'\2 - \3 - \1', row)
> does the required job (where "row" is one of your lines)
> To match a special character, such as "(", you need to escape it with a
> "\", because it has a special meaning in the regexp syntax. Because "\"
> is the escaping mechanism for Python strings too, you better use raw
> strings to specify the pattern.
> Other special character/groups matching patterns, such as "\s" to
> specify whitespaces, are documented, together with everything else you
> need, athttp://docs.python.org/lib/re-syntax.html
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