[Mailman-Users] shell script to make consolidated list from other lists?
jonc at nc.rr.com
Fri Dec 5 23:35:05 CET 2003
On Fri, 2003-12-05 at 15:22, John Dell wrote:
> On Friday 05 December 2003 01:01 am, Simon White wrote:
> > 04-Dec-03 at 15:43, Dennis Black (dennis.black at ualberta.ca) wrote :
> > Hmmm
> > uniq -u means print only unique lines. uniq -d means only duplicate
> > lines. uniq only works well if sort is applied first. add_members /
> > sync_members will ignore dupes anyway (but sort then uniq might be
> > quicker). tr is not obligatory but I can see what you're getting at
> > (changing case so that everyone's emails are in lower case for both
> > lists).
> Yep, I noticed this problem also in testing.
> > I'd do something a bit more like (replace $prefix with path to mailman)
> > # get member lists into the temp file
> > $prefix/bin/list_members the-a-list > /tmp/abc.wk1
> > $prefix/bin/list_members the-b-list >> /tmp/abc.wk1
> > # convert everything to lower case
> > tr '[A-Z]' '[a-z]' < /tmp/abc.wk1 > /tmp/abc.wk2
> I noticed in mm 2.1.x that list_members returns all lowercase unless you
> provide a flag to return original case as entered, so this isn't necessary.
> > # deduplicate from 2nd temp file and overwrite 1st temp file, to save
> > # counting upwards all the time; we could do this on one line and pipe
> > # to another pipe and so on... but separating isn't such a bad thing
> > sort -d /tmp/abc.wk2 | uniq > /tmp/abc.wk1
> > # now sync back to the list
> > $prefix/bin/sync_members -w=no -f /tmp/abc.wk1 the-big-list
> I now have a working script! So thanks again to all for your ideas and
Coming late to this party, but have you guys looked at FAQ 3.5
It has a similar script that's worked for a few years now...
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