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Code Issues Projects Releases Packages Wiki Activity Actions 8

properly lookup __instancecheck__ and __subclasscheck__

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Benjamin Peterson 2009-05-16 21:44:25 +00:00
parent 757b3c90e6
commit fb6fb062e8
3 changed files with 46 additions and 36 deletions
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21
Objects/typeobject.c
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@ -585,14 +585,6 @@ type___instancecheck__(PyObject *type, PyObject *inst)
}
static PyObject *
type_get_instancecheck(PyObject *type, void *context)
{
static PyMethodDef ml = {"__instancecheck__",
type___instancecheck__, METH_O };
return PyCFunction_New(&ml, type);
}
static PyObject *
type___subclasscheck__(PyObject *type, PyObject *inst)
{
@ -606,13 +598,6 @@ type___subclasscheck__(PyObject *type, PyObject *inst)
}
}
static PyObject *
type_get_subclasscheck(PyObject *type, void *context)
{
static PyMethodDef ml = {"__subclasscheck__",
type___subclasscheck__, METH_O };
return PyCFunction_New(&ml, type);
}
static PyGetSetDef type_getsets[] = {
{"__name__", (getter)type_name, (setter)type_set_name, NULL},
@ -622,8 +607,6 @@ static PyGetSetDef type_getsets[] = {
(setter)type_set_abstractmethods, NULL},
{"__dict__", (getter)type_dict, NULL, NULL},
{"__doc__", (getter)type_get_doc, NULL, NULL},
{"__instancecheck__", (getter)type_get_instancecheck, NULL, NULL},
{"__subclasscheck__", (getter)type_get_subclasscheck, NULL, NULL},
{0}
};
@ -2674,6 +2657,10 @@ static PyMethodDef type_methods[] = {
PyDoc_STR("mro() -> list\nreturn a type's method resolution order")},
{"__subclasses__", (PyCFunction)type_subclasses, METH_NOARGS,
PyDoc_STR("__subclasses__() -> list of immediate subclasses")},
{"__instancecheck__", type___instancecheck__, METH_O,
PyDoc_STR("__instancecheck__() -> check if an object is an instance")},
{"__subclasscheck__", type___subclasscheck__, METH_O,
PyDoc_STR("__subclasschck__ -> check if an class is a subclass")},
{0}
};