DB> What I really don't understand is why there is such pressure DB> to get an alternative interpolation added as methods to str & DB> unicode rather than just adding an interpolation module to the DB> library? e.g.
Because I don't think there's all that much useful variation, open issues in this PEP notwithstanding. A module seems pretty heavy for such a simple addition. It might obviate the need for a PEP though. :)
Certainly if we can't agree on the PEP, a module might make sense.
--Guido van Rossum (home page: http://www.python.org/%7Eguido/)