public int __cmp__(PyObject other) {
PyType self_type = getType();
PyObject[] where_type = new PyObject[1];
PyObject impl = self_type.lookup_where("__cmp__", where_type);
// Full Compatibility with CPython __cmp__:
// If the derived type don't override __cmp__, the
// *internal* super().__cmp__ should be called, not the
// exposed one. The difference is that the exposed __cmp__
// throws a TypeError if the argument is an instance of the same type.
if (impl == null || where_type[0] == TYPE || Py.isSubClass(TYPE, where_type[0])) {
return super.__cmp__(other);
}
PyObject res = impl.__get__(this, self_type).__call__(other);
if (res == Py.NotImplemented) {
return -2;
}
int c = res.asInt();
return c < 0 ? -1 : c > 0 ? 1 : 0;
}
