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| author | Benjamin Peterson <benjamin@python.org> | 2010-02-27 17:40:01 +0000 |
|---|---|---|
| committer | Benjamin Peterson <benjamin@python.org> | 2010-02-27 17:40:01 +0000 |
| commit | 23e018ab9893369e7669631af16016b83b0de09b (patch) | |
| tree | c9d25a600019030cee49f5c9390fd352b4cc59ff /Python/bltinmodule.c | |
| parent | 8de42e2d50e9609ef4f9a656a0b8e1234db969ac (diff) | |
| download | cpython-git-23e018ab9893369e7669631af16016b83b0de09b.tar.gz | |
only accept AttributeError as indicating no __prepare__ attribute on a metaclass, allowing lookup errors to propogate
Diffstat (limited to 'Python/bltinmodule.c')
| -rw-r--r-- | Python/bltinmodule.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/Python/bltinmodule.c b/Python/bltinmodule.c index 7fe164f5de..5c7138ec60 100644 --- a/Python/bltinmodule.c +++ b/Python/bltinmodule.c @@ -108,8 +108,16 @@ builtin___build_class__(PyObject *self, PyObject *args, PyObject *kwds) } prep = PyObject_GetAttrString(meta, "__prepare__"); if (prep == NULL) { - PyErr_Clear(); - ns = PyDict_New(); + if (PyErr_ExceptionMatches(PyExc_AttributeError)) { + PyErr_Clear(); + ns = PyDict_New(); + } + else { + Py_DECREF(meta); + Py_XDECREF(mkw); + Py_DECREF(bases); + return NULL; + } } else { PyObject *pargs = PyTuple_Pack(2, name, bases); |