Add a default __prepare__() method to 'type', so it can be called

using super().  (See recent conversation on python-3000 with Talin
and Phillip Eby about PEP 3115 chaining rules.)
This commit is contained in:
Guido van Rossum 2007-08-02 16:48:17 +00:00
parent a9efc8e268
commit 4737482fad
2 changed files with 33 additions and 0 deletions

View file

@ -2200,11 +2200,21 @@ type_subclasses(PyTypeObject *type, PyObject *args_ignored)
return list;
}
static PyObject *
type_prepare(PyObject *self, PyObject *args, PyObject *kwds)
{
return PyDict_New();
}
static PyMethodDef type_methods[] = {
{"mro", (PyCFunction)mro_external, METH_NOARGS,
PyDoc_STR("mro() -> list\nreturn a type's method resolution order")},
{"__subclasses__", (PyCFunction)type_subclasses, METH_NOARGS,
PyDoc_STR("__subclasses__() -> list of immediate subclasses")},
{"__prepare__", (PyCFunction)type_prepare,
METH_VARARGS | METH_KEYWORDS | METH_CLASS,
PyDoc_STR("__prepare__() -> dict\n"
"used to create the namespace for the class statement")},
{0}
};