[Zope3-dev] Should containers tell you if they accept empty string keys?

[Jim Fulton]

Guido van Rossum wrote:
> Slightly off-topic (and perhaps misinformed): when setObject() returns
> the key it generates, can you use that key to access the object? 

Yes.

 > In
> particular, if you pass the returned key to another call to
> setObject(), will it overwrite the object whose setObject() call
> returned that key, or will it generate a new key again??? 

If the container doesn't ignore the key, it will generate a
DuplicationError.

 > I'm worrying about idempotency here.

You wouldn't expect setObject to be idempotent would you?

Jim

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