Re: Matching zero only once using RE

2005-10-09 Thread Tim Roberts
Mike Meyer <[EMAIL PROTECTED]> wrote: > >I think it's time to form a Committee for the Prevention of Regular >Expression Abuse. As I learned from personal experience, this is a disease which one contracts when moving to Python from Perl. Perl teaches you that the entire world is a string, and eve

Re: Matching zero only once using RE

2005-10-07 Thread Fredrik Lundh
Mike Meyer wrote: > I think it's time to form a Committee for the Prevention of Regular > Expression Abuse. on the other hand, the RE engine uses a more advanced scanning algorithm than string find, which means that constant RE:s can in fact be faster under some circumstances (certain patterns, t

Re: Matching zero only once using RE

2005-10-07 Thread Aahz
In article <[EMAIL PROTECTED]>, Mike Meyer <[EMAIL PROTECTED]> wrote: > >I think it's time to form a Committee for the Prevention of Regular >Expression Abuse. 'Some people, when confronted with a problem, think "I know, I'll use regular expressions." Now they have two problems.' --Jamie

Re: Matching zero only once using RE

2005-10-07 Thread GregM
Hi thanks to all of you. Mike I like your committee idea. where can I join? lol Greg. -- http://mail.python.org/mailman/listinfo/python-list

Re: Matching zero only once using RE

2005-10-07 Thread Mike Meyer
"GregM" <[EMAIL PROTECTED]> writes: > I've looked at a lot of pages on the net and still can't seem to nail > this. Would someone more knowledgeable in regular expressions please > provide some help to point out what I'm doing wrong? > > I am trying to see if a web page contains the exact text: > Y

Re: Matching zero only once using RE

2005-10-07 Thread Benji York
GregM wrote: > I am trying to see if a web page contains the exact text: > You have found 0 matches It is unclear to me why you're using a regex at all. If you want to find the *exact* text "You have found 0 matches" perhaps you should do something like this: if "You have found 0 matches" in p

Re: Matching zero only once using RE

2005-10-07 Thread Jaime Wyant
On 7 Oct 2005 10:35:22 -0700, GregM <[EMAIL PROTECTED]> wrote: > Hi, > > I've looked at a lot of pages on the net and still can't seem to nail > this. Would someone more knowledgeable in regular expressions please > provide some help to point out what I'm doing wrong? > > I am trying to see if a we

Matching zero only once using RE

2005-10-07 Thread GregM
Hi, I've looked at a lot of pages on the net and still can't seem to nail this. Would someone more knowledgeable in regular expressions please provide some help to point out what I'm doing wrong? I am trying to see if a web page contains the exact text: You have found 0 matches But instead I see