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Groups > comp.lang.python > #43332

Re: use a loop to create lists

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* On 10/04/2013 10:40, martaamunar@gmail.com wrote:
> Hi!
> 
> I would like to create a list containing lists. I need each list to
> have a differente name and i would like to use a loop to name the
> list.
> [...]
> global_list=[]
> for i in range (20):
>     ("list_"+i)=[]   #These would be the name of the list...
>     global_list.append("list_"+i)

You can use a dictionary instead of a list of lists:

global_list = {'_'.join(['list', str(i)]):[] for i in range(20)}
global_list_1 = global_list['list_0']

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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

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