On 2008-09-16, Maric Michaud <maric at aristote.info> wrote: > all expressions that return something, return a new object, That's not _quite_ true: >>> a=1 >>> b=a.__add__(0) >>> a is b True ;) -- Grant Edwards grante Yow! LOOK!! Sullen at American teens wearing visi.com MADRAS shorts and "Flock of Seagulls" HAIRCUTS!