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Re: Differences between Class(Object) and Class(Dict) for dictionary usage?

From Christopher Reimer <christopher_reimer@icloud.com>
Newsgroups comp.lang.python
Subject Re: Differences between Class(Object) and Class(Dict) for dictionary usage?
Date 2016-04-27 18:27 -0700
Message-ID <mailman.157.1461806845.32212.python-list@python.org> (permalink)
References <5720357B.4060009@icloud.com> <CALwzidn0SN5yax3bfmTPDTxBvfr+bnVNzeUe3dZYrS9ji2WCtw@mail.gmail.com> <572166FA.3020108@icloud.com>

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On 4/27/2016 7:33 AM, Ian Kelly wrote:

> This class definition looks muddled. Because Test2 inherits from dict,
> the object referred to by "self" will be a dict, and self.__dict__ is
> actually a *different* dict, containing the attributes of self. The
> line:
>
>      self.__dict__ = {'key', 'value'}
>
> is essentially equivalent to:
>
>      self.key = value
>
> and will be regardless of whether you inherit from object or dict. If
> you find this distinction confusing, then I recommend not inheriting
> from dict.

Which expression is Pythonic? I've seen both used in various examples on 
the Internet.

Thank you,

Chris R.

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Re: Differences between Class(Object) and Class(Dict) for dictionary usage? Christopher Reimer <christopher_reimer@icloud.com> - 2016-04-27 18:27 -0700

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