[Types-sig] Interface PEP

[Samuele Pedroni]

Hi.

> Samuele Pedroni wrote:
> > 
> > ...
> > 
> > My opinion was that checking for interfaces should simply check 
isImplementedBy,
> >  why:
> > - because it makes sense for the interface philosophy (which OTOH
> >   has little to do with python plain old way-of-life).
> 
> Okay, we can try that and see if anyone screams. I am happy to start out
> strict and then relax later.

Clearly with interfaces I was referring to Michel Pelletier interfaces,
y with interfaces I was referring to Michel Pelletier interfaces,
not to Mapping, Sequences, file-like obj expected by the lib
which them we *must* be loose ;).