[Python-ideas] issubclass(collections.OrderedDict, collections.Sequence)

[Ram Rachum]

Yep, this is what I meant.

On Tue, Oct 7, 2014 at 11:28 PM, <random832 at fastmail.us> wrote:

> On Tue, Oct 7, 2014, at 16:20, Guido van Rossum wrote:
> > But your use case (as I understand it) requires that the iteration order
> > is
> > the same as the canonical order that your app defines.
>
> No, that is the condition he is testing for.
>
> i.e. (pseudo-code, and probably not the order in which these tests would
> normally take place)
>
> if the elements of object A are a subset those of list B:
>     if object A has a meaningful order:
>         if the order of object A's elements is the same as that of list
>         B:
>             return True
>         else:
>             return False
>     else:
>         return True
> else:
>     return False
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