Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]

Groups > comp.lang.python > #43366

Re: use a loop to create lists

References (2 earlier) <CAOjpqbPmjO1YS2N+931Q6+0NkHALnFocBydBtnhRxjHDf_d-DQ@mail.gmail.com> <5166A297.70104@th-nuernberg.de> <CAOjpqbM80RTXQsxgLJ9R_5X8uezWZQKcZ3F_fN8_vuq1D7_JoA@mail.gmail.com> <CAOjpqbMnZ_17iDj12qFqKU8sTEm7-QdYQAgi5T21R7k6kXFHgg@mail.gmail.com> <5166B345.8080200@th-nuernberg.de>
Date 2013-04-11 23:22 +1000
Subject Re: use a loop to create lists
From Chris Angelico <rosuav@gmail.com>
Newsgroups comp.lang.python
Message-ID <mailman.471.1365686564.3114.python-list@python.org> (permalink)

Show all headers | View raw

On Thu, Apr 11, 2013 at 10:57 PM, Thomas Goebel
<Thomas.Goebel@ohm-hochschule.de> wrote:
> [a for a in range(3)]
>
> will return a list
> [0, 1, 2]

Simplification possible: That's the same as:

list(range(3))

> f = {'list_' + str(n):[m for m in range(3)] for n in range(3)}

Meaning that this can be simplified too:

f = {'list_' + str(n):list(range(3)) for n in range(3)}

ChrisA

Back to comp.lang.python | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread

Thread

use a loop to create lists martaamunar@gmail.com - 2013-04-10 01:40 -0700
  Re: use a loop to create lists Chris Angelico <rosuav@gmail.com> - 2013-04-10 18:52 +1000
  Re: use a loop to create lists Dave Angel <davea@davea.name> - 2013-04-10 08:36 -0400
  Re: use a loop to create lists rusi <rustompmody@gmail.com> - 2013-04-10 08:31 -0700
  Re: use a loop to create lists Thomas Goebel <Thomas.Goebel@ohm-hochschule.de> - 2013-04-10 15:55 +0200
  Fwd: use a loop to create lists Franz Kelnreiter <kelnreiter@gmail.com> - 2013-04-11 14:11 +0200
  Re: use a loop to create lists Thomas Goebel <Thomas.Goebel@ohm-hochschule.de> - 2013-04-11 14:57 +0200
  Re: use a loop to create lists Chris Angelico <rosuav@gmail.com> - 2013-04-11 23:22 +1000
  Re: Fwd: use a loop to create lists Thomas Goebel <Thomas.Goebel@ohm-hochschule.de> - 2013-04-11 15:43 +0200
  Re: use a loop to create lists Franz Kelnreiter <kelnreiter@gmail.com> - 2013-04-11 16:11 +0200
  Re: use a loop to create lists Thomas Goebel <Thomas.Goebel@ohm-hochschule.de> - 2013-04-11 16:33 +0200
  Re: Fwd: use a loop to create lists Franz Kelnreiter <kelnreiter@gmail.com> - 2013-04-11 16:33 +0200
  Re: use a loop to create lists Dennis Lee Bieber <wlfraed@ix.netcom.com> - 2013-04-11 18:17 -0400

csiph-web