[Python-Dev] PEP 465: A dedicated infix operator for matrix multiplication

[Benjamin Peterson]

On Mon, Apr 7, 2014, at 9:52, Alexander Belopolsky wrote:
> On Sun, Apr 6, 2014 at 11:13 PM, Benjamin Peterson
> <benjamin at python.org>wrote:
> 
> > > I believe this leaves only one open question, which is where exactly
> > > to stick the new matmul slots into PyTypeObject. This is the kind of
> > > fiddly detail that can easily be settled later if the PEP is accepted,
> > > though.
> >
> > I don't see what it shouldn't be in PyNumberMethods. Surely, we're not
> > going to get a flood of requests for more matrix operators, are we? :)
> 
> 
> We may want to introduce say  PyArrayMethods even if we don't introduce
> more
> array operators.  We can populate that struct with array-specific
> alternatives for
> PySequence/PyMappingMethods and eliminate the need for dynamically
> created
> array types to allocate those.

Why would we want to do that?