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Groups > comp.lang.python > #30971

Re: Insert item before each element of a list

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On Mon, Oct 8, 2012 at 1:52 PM, Joshua Landau
<joshua.landau.ws@gmail.com> wrote:
> But it's not far. I wouldn't use Ian Kelly's method (no offence), because of
> len(x): it's less compatible with iterables. Others have ninja'd me with
> good comments, too.

That's fair, I probably wouldn't use it either.  It points to a
possible need for a roundrobin variant that truncates like zip when
one of the iterables runs out.  It would have to do some look-ahead,
but it would remove the need for the len(x) restriction on
itertools.repeat.

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Insert item before each element of a list mooremathewl@gmail.com - 2012-10-08 12:28 -0700
  Re: Insert item before each element of a list Ian Kelly <ian.g.kelly@gmail.com> - 2012-10-08 13:42 -0600
  Re: Insert item before each element of a list MRAB <python@mrabarnett.plus.com> - 2012-10-08 20:43 +0100
  Re: Insert item before each element of a list Ian Kelly <ian.g.kelly@gmail.com> - 2012-10-08 14:04 -0600
  Re: Insert item before each element of a list Agon Hajdari <agonh@freenet.de> - 2012-10-08 22:12 +0200
  Re: Insert item before each element of a list Peter Otten <__peter__@web.de> - 2012-10-08 23:12 +0200
  RE: Insert item before each element of a list "Prasad, Ramit" <ramit.prasad@jpmorgan.com> - 2012-10-08 21:15 +0000
  Re: Insert item before each element of a list Agon Hajdari <agonh@freenet.de> - 2012-10-08 23:39 +0200
  RE: Insert item before each element of a list "Prasad, Ramit" <ramit.prasad@jpmorgan.com> - 2012-10-08 22:12 +0000
  Re: Insert item before each element of a list Paul Rubin <no.email@nospam.invalid> - 2012-10-08 15:24 -0700
  Re: Insert item before each element of a list Nobody <nobody@nowhere.com> - 2012-10-08 23:35 +0100
  Re: Insert item before each element of a list "Alex" <foo@email.invalid> - 2012-10-09 00:08 +0000
  Re: Insert item before each element of a list Terry Reedy <tjreedy@udel.edu> - 2012-10-08 21:58 -0400
    Re: Insert item before each element of a list Roy Smith <roy@panix.com> - 2012-10-08 22:06 -0400
      Re: Insert item before each element of a list rusi <rustompmody@gmail.com> - 2012-10-08 19:34 -0700
        Re: Insert item before each element of a list rusi <rustompmody@gmail.com> - 2012-10-08 19:39 -0700
          Re: Insert item before each element of a list Hans Mulder <hansmu@xs4all.nl> - 2012-10-12 00:21 +0200
            Re: Insert item before each element of a list Terry Reedy <tjreedy@udel.edu> - 2012-10-11 19:38 -0400
            Re: Insert item before each element of a list Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2012-10-12 02:16 +0000
        Re: Insert item before each element of a list Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2012-10-09 12:01 +0000
      Re: Insert item before each element of a list alex23 <wuwei23@gmail.com> - 2012-10-08 20:11 -0700
      Re: Insert item before each element of a list mooremathewl@gmail.com - 2012-10-09 07:03 -0700
  Re: Insert item before each element of a list Duncan Booth <duncan.booth@invalid.invalid> - 2012-10-09 11:40 +0000
    Re: Insert item before each element of a list Peter Otten <__peter__@web.de> - 2012-10-09 14:55 +0200

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