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| From | Terry Reedy <tjreedy@udel.edu> |
| Subject | Re: Need help with simple OOP Python question |
| Date | Mon, 05 Sep 2011 13:38:08 -0400 |
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On 9/5/2011 9:15 AM, Kristofer Tengström wrote: > Thanks everyone, moving the declaration to the class's __init__ method > did the trick. Now there's just one little problem left. I'm trying to > create a list that holds the parents for each instance in the > hierarchy. This is what my code looks like now: > > ----------------------------------------- > > class A: > def __init__(self, parents=None): > self.sub = dict() > if parents: > self.parents = parents > else: > self.parents = [] > def sub_add(self, cls): > hierarchy = self.parents > hierarchy.append(self) > obj = cls(hierarchy) > self.sub[obj.id] = obj Indexing objects by their internal id is usually useless. Considier whether you should be using sets rather than dicts. -- Terry Jan Reedy
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Need help with simple OOP Python question Kristofer Tengström <krille012@gmail.com> - 2011-09-04 23:47 -0700
Re: Need help with simple OOP Python question Stephen Hansen <me+list/python@ixokai.io> - 2011-09-05 00:07 -0700
Re: Need help with simple OOP Python question Peter Otten <__peter__@web.de> - 2011-09-05 09:10 +0200
Re: Need help with simple OOP Python question Ben Finney <ben+python@benfinney.id.au> - 2011-09-05 17:26 +1000
Re: Need help with simple OOP Python question Kristofer Tengström <krille012@gmail.com> - 2011-09-05 06:15 -0700
Re: Need help with simple OOP Python question Peter Otten <__peter__@web.de> - 2011-09-05 16:43 +0200
Re: Need help with simple OOP Python question Jon Clements <joncle@googlemail.com> - 2011-09-05 07:59 -0700
Re: Need help with simple OOP Python question Peter Otten <__peter__@web.de> - 2011-09-05 17:28 +0200
Re: Need help with simple OOP Python question Terry Reedy <tjreedy@udel.edu> - 2011-09-05 13:38 -0400
Re: Need help with simple OOP Python question Piet van Oostrum <piet@vanoostrum.org> - 2011-09-08 12:53 +0200
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