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Another comparison patch-up: comparing a type with a dynamic metatype

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to one with a static metatype raised an obscure error.
This commit is contained in:
Guido van Rossum 2001-09-24 18:47:40 +00:00
parent 2d879017b3
commit 3d45d8f12e
2 changed files with 9 additions and 1 deletions
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3
Objects/typeobject.c
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@ -2033,7 +2033,8 @@ wrap_cmpfunc(PyObject *self, PyObject *args, void *wrapped)
if (!PyArg_ParseTuple(args, "O", &other))
return NULL;
if (!PyType_IsSubtype(other->ob_type, self->ob_type)) {
if (other->ob_type->tp_compare != func &&
!PyType_IsSubtype(other->ob_type, self->ob_type)) {
PyErr_Format(
PyExc_TypeError,
"%s.__cmp__(x,y) requires y to be a '%s', not a '%s'",