diff options
Diffstat (limited to 'Python/structmember.c')
| -rw-r--r-- | Python/structmember.c | 20 |
1 files changed, 15 insertions, 5 deletions
diff --git a/Python/structmember.c b/Python/structmember.c index 9f08a6b..8edc354 100644 --- a/Python/structmember.c +++ b/Python/structmember.c @@ -104,17 +104,27 @@ PyMember_SetOne(char *addr, PyMemberDef *l, PyObject *v) { PyObject *oldv; + addr += l->offset; + if ((l->flags & READONLY) || l->type == T_STRING) { PyErr_SetString(PyExc_AttributeError, "readonly attribute"); return -1; } - if (v == NULL && l->type != T_OBJECT_EX && l->type != T_OBJECT) { - PyErr_SetString(PyExc_TypeError, - "can't delete numeric/char attribute"); - return -1; + if (v == NULL) { + if (l->type == T_OBJECT_EX) { + /* Check if the attribute is set. */ + if (*(PyObject **)addr == NULL) { + PyErr_SetString(PyExc_AttributeError, l->name); + return -1; + } + } + else if (l->type != T_OBJECT) { + PyErr_SetString(PyExc_TypeError, + "can't delete numeric/char attribute"); + return -1; + } } - addr += l->offset; switch (l->type) { case T_BOOL:{ if (!PyBool_Check(v)) { |