> > Are there really usecases where something can go wrong if
> we use the
> > proposed PEP?
> Calling something that may or may not be callable can yield
> at least two different exceptions: TypeError or
> AttributeError (on __call__). That means we'd already have to
> catch two pretty common exceptions and therefore "eat"
> exceptions that might occur inside the called routine.
You are right, I missed that.
> Zope3-dev mailing list
Zope3-dev mailing list