Add py3k warnings for object, type, cell and dict comparisons. This should resolve issue2342 and partly resolve issue2373.
diff --git a/Objects/dictobject.c b/Objects/dictobject.c
index 1246785..1ca2830 100644
--- a/Objects/dictobject.c
+++ b/Objects/dictobject.c
@@ -1776,8 +1776,14 @@
return NULL;
res = (cmp == (op == Py_EQ)) ? Py_True : Py_False;
}
- else
+ else {
+ /* Py3K warning if comparison isn't == or != */
+ if (Py_Py3kWarningFlag && PyErr_Warn(PyExc_DeprecationWarning,
+ "dict inequality comparisons not supported in 3.x.") < 0) {
+ return NULL;
+ }
res = Py_NotImplemented;
+ }
Py_INCREF(res);
return res;
}