diff options
Diffstat (limited to 'Objects/classobject.c')
| -rw-r--r-- | Objects/classobject.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/Objects/classobject.c b/Objects/classobject.c index 7680a3d6d0..8560b6842c 100644 --- a/Objects/classobject.c +++ b/Objects/classobject.c @@ -1318,15 +1318,17 @@ instance_contains(PyInstanceObject *inst, PyObject *member) /* Couldn't find __contains__. */ if (PyErr_ExceptionMatches(PyExc_AttributeError)) { + Py_ssize_t rc; /* Assume the failure was simply due to that there is no * __contains__ attribute, and try iterating instead. */ PyErr_Clear(); - return _PySequence_IterSearch((PyObject *)inst, member, - PY_ITERSEARCH_CONTAINS) > 0; + rc = _PySequence_IterSearch((PyObject *)inst, member, + PY_ITERSEARCH_CONTAINS); + if (rc >= 0) + return rc > 0; } - else - return -1; + return -1; } static PySequenceMethods |