"JF" == Jim Fulton <jim@digicool.com> writes:
JF> Instances of two different "python types" are not compared JF> using type-supplied comparison methods unless: JF> - At least one of the types is InstanceType or JF> - Both of the types are numeric. JF> This rule is rather inconvenient for ExtensionClass. JF> It's also pretty inconvenient for non-ExtensionClass JF> non-numeric extension types that want to be comparable with JF> other things. I ran into this problem when trying to translate a simple Boolean class into a built-in type. I basically could not get the comparisons to work correctly when I moved to C. So I'm +1 on fixing this at some point (probably as Guido points out, when we add rich comparisons). -Barry