diff options
Diffstat (limited to 'Objects')
| -rw-r--r-- | Objects/bytearrayobject.c | 52 |
1 files changed, 42 insertions, 10 deletions
diff --git a/Objects/bytearrayobject.c b/Objects/bytearrayobject.c index 9493a0e..cfb8f88 100644 --- a/Objects/bytearrayobject.c +++ b/Objects/bytearrayobject.c @@ -2725,20 +2725,13 @@ bytearray_fromhex(PyObject *cls, PyObject *args) return NULL; } -PyDoc_STRVAR(reduce_doc, "Return state information for pickling."); static PyObject * -bytearray_reduce(PyByteArrayObject *self) +_common_reduce(PyByteArrayObject *self, int proto) { - PyObject *latin1, *dict; + PyObject *dict; _Py_IDENTIFIER(__dict__); - if (self->ob_bytes) - latin1 = PyUnicode_DecodeLatin1(self->ob_bytes, - Py_SIZE(self), NULL); - else - latin1 = PyUnicode_FromString(""); - dict = _PyObject_GetAttrId((PyObject *)self, &PyId___dict__); if (dict == NULL) { PyErr_Clear(); @@ -2746,7 +2739,45 @@ bytearray_reduce(PyByteArrayObject *self) Py_INCREF(dict); } - return Py_BuildValue("(O(Ns)N)", Py_TYPE(self), latin1, "latin-1", dict); + if (proto < 3) { + /* use str based reduction for backwards compatibility with Python 2.x */ + PyObject *latin1; + if (self->ob_bytes) + latin1 = PyUnicode_DecodeLatin1(self->ob_bytes, Py_SIZE(self), NULL); + else + latin1 = PyUnicode_FromString(""); + return Py_BuildValue("(O(Ns)N)", Py_TYPE(self), latin1, "latin-1", dict); + } + else { + /* use more efficient byte based reduction */ + if (self->ob_bytes) { + return Py_BuildValue("(O(y#)N)", Py_TYPE(self), self->ob_bytes, Py_SIZE(self), dict); + } + else { + return Py_BuildValue("(O()N)", Py_TYPE(self), dict); + } + } +} + +PyDoc_STRVAR(reduce_doc, "Return state information for pickling."); + +static PyObject * +bytearray_reduce(PyByteArrayObject *self) +{ + return _common_reduce(self, 2); +} + +PyDoc_STRVAR(reduce_ex_doc, "Return state information for pickling."); + +static PyObject * +bytearray_reduce_ex(PyByteArrayObject *self, PyObject *args) +{ + int proto = 0; + + if (!PyArg_ParseTuple(args, "|i:__reduce_ex__", &proto)) + return NULL; + + return _common_reduce(self, proto); } PyDoc_STRVAR(sizeof_doc, @@ -2790,6 +2821,7 @@ static PyMethodDef bytearray_methods[] = { {"__alloc__", (PyCFunction)bytearray_alloc, METH_NOARGS, alloc_doc}, {"__reduce__", (PyCFunction)bytearray_reduce, METH_NOARGS, reduce_doc}, + {"__reduce_ex__", (PyCFunction)bytearray_reduce_ex, METH_VARARGS, reduce_ex_doc}, {"__sizeof__", (PyCFunction)bytearray_sizeof, METH_NOARGS, sizeof_doc}, {"append", (PyCFunction)bytearray_append, METH_O, append__doc__}, {"capitalize", (PyCFunction)stringlib_capitalize, METH_NOARGS, |