diff options
| -rw-r--r-- | Python/Python-ast.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/Python/Python-ast.c b/Python/Python-ast.c index bf7e4ac..7252563 100644 --- a/Python/Python-ast.c +++ b/Python/Python-ast.c @@ -621,11 +621,29 @@ static int obj2ast_int(PyObject* obj, int* out, PyArena* arena) return 0; } +static int add_ast_fields() +{ + PyObject *empty_tuple, *d; + if (PyType_Ready(&AST_type) < 0) + return -1; + d = AST_type.tp_dict; + empty_tuple = PyTuple_New(0); + if (!empty_tuple || + PyDict_SetItemString(d, "_fields", empty_tuple) < 0 || + PyDict_SetItemString(d, "_attributes", empty_tuple) < 0) { + Py_XDECREF(empty_tuple); + return -1; + } + Py_DECREF(empty_tuple); + return 0; +} + static int init_types(void) { static int initialized; if (initialized) return 1; + if (add_ast_fields() < 0) return 0; mod_type = make_type("mod", &AST_type, NULL, 0); if (!mod_type) return 0; if (!add_attributes(mod_type, NULL, 0)) return 0; |