[Twisted-Python] Do Viewables absolutely have to be return'ed by Avatars?

[Wenxiang Wu]

I'm
On Nov 21, 2013 7:56 AM, "Daniel Sank" <sank.daniel at gmail.com> wrote:

> From some experimentation I find that the only way to make a Viewable
> get a meaningful perspective argument when executing view_* methods is
> to make sure that the references to that Viewable are given to clients
> as return values from perspective_* methods called on a pb.Avatar.
>
> In particular, if the Avatar gives a client a reference to a Viewable
> by passing it as an argument to a remote_* method on the client,
> subsequent invocations of view_* methods by the client result in
> perspective argument in view_* methods being None.
>
> I have attached a complete working example of a client and server that
> succinctly illustrates this issue.
>
> Question: Is there a way to distribute un-asked for references to
> Viewables that properly get the perspective argument in their view_*
> methods?
>
> Sincerely,
> Daniel Sank
>
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