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

[Christopher Reimer]

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.