diff options
Diffstat (limited to 'Objects/stringobject.c')
| -rw-r--r-- | Objects/stringobject.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/Objects/stringobject.c b/Objects/stringobject.c index 7ba15a0..028b375 100644 --- a/Objects/stringobject.c +++ b/Objects/stringobject.c @@ -1187,9 +1187,8 @@ string_hash(PyStringObject *a) static PyObject* string_subscript(PyStringObject* self, PyObject* item) { - PyNumberMethods *nb = item->ob_type->tp_as_number; - if (nb != NULL && nb->nb_index != NULL) { - Py_ssize_t i = nb->nb_index(item); + if (PyIndex_Check(item)) { + Py_ssize_t i = PyNumber_AsSsize_t(item, PyExc_IndexError); if (i == -1 && PyErr_Occurred()) return NULL; if (i < 0) @@ -4226,12 +4225,17 @@ _PyString_FormatLong(PyObject *val, int flags, int prec, int type, if (!result) return NULL; + buf = PyString_AsString(result); + if (!buf) { + Py_DECREF(result); + return NULL; + } + /* To modify the string in-place, there can only be one reference. */ if (result->ob_refcnt != 1) { PyErr_BadInternalCall(); return NULL; } - buf = PyString_AsString(result); llen = PyString_Size(result); if (llen > PY_SSIZE_T_MAX) { PyErr_SetString(PyExc_ValueError, "string too large in _PyString_FormatLong"); |