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Groups > comp.lang.python > #52014

Re: Class hierarchy problem

References <ktqeho$f5i$1@news.albasani.net>
Date 2013-08-06 10:30 +0100
Subject Re: Class hierarchy problem
From Chris Angelico <rosuav@gmail.com>
Newsgroups comp.lang.python
Message-ID <mailman.235.1375781442.1251.python-list@python.org> (permalink)

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On Tue, Aug 6, 2013 at 10:10 AM, BrJohan <brjohan@gmail.com> wrote:
> Now, I want to create instances of the correct subclasstype as decided by
> the common baseclass, like this:
>
> i = Sup(args_allowing_the_baseclass_to_deduce_correct_subclass)
>
> where i can be of any class except Sup itself (as decided by Sup)

Can you do this as a factory function instead of the class itself?
Then all you need to do is call the appropriate class.

ChrisA

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Thread

Class hierarchy problem BrJohan <brjohan@gmail.com> - 2013-08-06 11:10 +0200
  Re: Class hierarchy problem Chris Angelico <rosuav@gmail.com> - 2013-08-06 10:30 +0100
    Re: Class hierarchy problem Chris Angelico <rosuav@gmail.com> - 2013-08-06 15:02 +0100
      Re: Class hierarchy problem BrJohan <brjohan@gmail.com> - 2013-08-06 17:36 +0200
        Re: Class hierarchy problem Joe Junior <joe.fbs.junior@gmail.com> - 2013-08-06 13:23 -0300
        Re: Class hierarchy problem Jordi Riera <kender.jr@gmail.com> - 2013-08-06 18:13 +0200
        Re: Class hierarchy problem Chris Angelico <rosuav@gmail.com> - 2013-08-06 18:12 +0100
        Re: Class hierarchy problem Terry Reedy <tjreedy@udel.edu> - 2013-08-06 19:13 -0400
        Re: Class hierarchy problem Ben Finney <ben+python@benfinney.id.au> - 2013-08-07 11:58 +1000
  Re: Class hierarchy problem Peter Otten <__peter__@web.de> - 2013-08-06 11:34 +0200
  Re: Class hierarchy problem Steven D'Aprano <steve@pearwood.info> - 2013-08-06 09:36 +0000
  pexpect,  loading an entry field inq1ltd <inq1ltd@inqvista.com> - 2013-08-06 11:05 -0400
  Re: pexpect, loading an entry field "Lakshmipathi.G" <lakshmipathi.g@gmail.com> - 2013-08-06 22:04 +0530
  Re: pexpect, loading an entry field inq1ltd <inq1ltd@inqvista.com> - 2013-08-06 14:03 -0400
  Re: pexpect, loading an entry field "Lakshmipathi.G" <lakshmipathi.g@gmail.com> - 2013-08-07 13:40 +0530

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