Two more comments

ilevkivskyi · Feb 17, 2018 · c133605 · c133605
1 parent 4146588
commit c133605
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Showing 2 changed files with 5 additions and 1 deletion.
diff --git a/Lib/abc.py b/Lib/abc.py
@@ -107,6 +107,7 @@ def setx(self, value): ...
                       _reset_registry, _reset_caches)
 except ImportError:
     from _py_abc import ABCMeta, get_cache_token
+    ABCMeta.__module__ = 'abc'
 else:
     class ABCMeta(type):
         """Metaclass for defining Abstract Base Classes (ABCs).

diff --git a/Modules/_abc.c b/Modules/_abc.c
@@ -692,7 +692,10 @@ _abc__abc_subclasscheck_impl(PyObject *module, PyObject *self,
         goto end;
     }
     for (pos = 0; pos < PyList_GET_SIZE(subclasses); pos++) {
-        int r = PyObject_IsSubclass(subclass, PyList_GET_ITEM(subclasses, pos));
+        PyObject *scls = PyList_GET_ITEM(subclasses, pos);
+        Py_INCREF(scls);
+        int r = PyObject_IsSubclass(subclass, scls);
+        Py_DECREF(scls);
         if (r > 0) {
             if (_add_to_weak_set(&impl->_abc_cache, subclass) < 0) {
                 goto end;