diff options
-rw-r--r-- | Objects/stringobject.c | 24 |
1 files changed, 22 insertions, 2 deletions
diff --git a/Objects/stringobject.c b/Objects/stringobject.c index bf8bad5..c234b04 100644 --- a/Objects/stringobject.c +++ b/Objects/stringobject.c @@ -3126,9 +3126,28 @@ basestring_new(PyTypeObject *type, PyObject *args, PyObject *kwds) return NULL; } +static PyObject * +string_mod(PyObject *v, PyObject *w) +{ + if (!PyString_Check(v)) { + Py_INCREF(Py_NotImplemented); + return Py_NotImplemented; + } + return PyString_Format(v, w); +} + PyDoc_STRVAR(basestring_doc, "Type basestring cannot be instantiated; it is the base for str and unicode."); +static PyNumberMethods string_as_number = { + 0, /*nb_add*/ + 0, /*nb_subtract*/ + 0, /*nb_multiply*/ + 0, /*nb_divide*/ + string_mod, /*nb_remainder*/ +}; + + PyTypeObject PyBaseString_Type = { PyObject_HEAD_INIT(&PyType_Type) 0, @@ -3190,7 +3209,7 @@ PyTypeObject PyString_Type = { 0, /* tp_setattr */ 0, /* tp_compare */ (reprfunc)string_repr, /* tp_repr */ - 0, /* tp_as_number */ + &string_as_number, /* tp_as_number */ &string_as_sequence, /* tp_as_sequence */ &string_as_mapping, /* tp_as_mapping */ (hashfunc)string_hash, /* tp_hash */ @@ -3199,7 +3218,8 @@ PyTypeObject PyString_Type = { PyObject_GenericGetAttr, /* tp_getattro */ 0, /* tp_setattro */ &string_as_buffer, /* tp_as_buffer */ - Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE, /* tp_flags */ + Py_TPFLAGS_DEFAULT | Py_TPFLAGS_CHECKTYPES | + Py_TPFLAGS_BASETYPE, /* tp_flags */ string_doc, /* tp_doc */ 0, /* tp_traverse */ 0, /* tp_clear */ |