2009/3/10 Fred Drake <fdr...@gmail.com>:
> The change would need to be in zope.tal.
> I'm ambivalent; while it makes sense to me in isolation, the affect on
> existing templates is undesirable, and compatibility is a huge deal
> for this bit of machinery.
I agree, but it would be interesting to gauge the usage of this
functionality (e.g. if everyone could put a breakpoint in the right
place, run their apps and check).
Actually, I think this is a bug; why would the empty string not be
printed? If we can agree it's a bug, then I guess it should be fixed
as part of the general maintenance of the package.
At any rate, if we did change/fix the behavior, a warning should
probably be issued. If an attribute == "" then log a warning such as
"The behavior of this has changed. Make sure your templates are
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