On Fri, Jun 17, 2016 at 7:32 PM, Nick Coghlan <ncogh...@gmail.com> wrote: > The discussion in the PEP 487 thread made me realise that I'd like to > see a discussion in PEP 520 regarding whether or not to define > __definition_order__ for builtin types initialised via PyType_Ready or > created via PyType_FromSpec in addition to defining it for types > created via the class statement or types.new_class(). > > For static types, PyType_Ready could potentially set it based on > tp_members, tp_methods & tp_getset (see > https://docs.python.org/3/c-api/typeobj.html ) > Similarly, PyType_FromSpec could potentially set it based on the > contents of Py_tp_members, Py_tp_methods and Py_tp_getset slot > definitions > > Having definition order support in both types.new_class() and builtin > types would also make it clear why we can't rely purely on the > compiler to provide the necessary ordering information - in both of > those cases, the Python compiler isn't directly involved in the type > creation process.
I'll mention this in the PEP, but I'd rather not make it a part of the proposal. -eric _______________________________________________ Python-Dev mailing list Python-Dev@python.org https://mail.python.org/mailman/listinfo/python-dev Unsubscribe: https://mail.python.org/mailman/options/python-dev/archive%40mail-archive.com
