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Patch 1171 by mfenniak -- allow subclassing of bytes.

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I suspect this has some problems when the subclass is evil,
but that's for later.
This commit is contained in:
Guido van Rossum 2007-11-03 00:24:24 +00:00
parent 2cc30daa86
commit a6c04bed1e
2 changed files with 92 additions and 6 deletions
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15
Objects/bytesobject.c
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@ -2921,13 +2921,21 @@ PyDoc_STRVAR(reduce_doc, "Return state information for pickling.");
static PyObject *
bytes_reduce(PyBytesObject *self)
{
PyObject *latin1;
PyObject *latin1, *dict;
if (self->ob_bytes)
latin1 = PyUnicode_DecodeLatin1(self->ob_bytes,
Py_Size(self), NULL);
else
latin1 = PyUnicode_FromString("");
return Py_BuildValue("(O(Ns))", Py_Type(self), latin1, "latin-1");
dict = PyObject_GetAttrString((PyObject *)self, "__dict__");
if (dict == NULL) {
PyErr_Clear();
dict = Py_None;
Py_INCREF(dict);
}
return Py_BuildValue("(O(Ns)N)", Py_Type(self), latin1, "latin-1", dict);
}
static PySequenceMethods bytes_as_sequence = {
@ -3045,8 +3053,7 @@ PyTypeObject PyBytes_Type = {
PyObject_GenericGetAttr, /* tp_getattro */
0, /* tp_setattro */
&bytes_as_buffer, /* tp_as_buffer */
/* bytes is 'final' or 'sealed' */
Py_TPFLAGS_DEFAULT, /* tp_flags */
Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE, /* tp_flags */
bytes_doc, /* tp_doc */
0, /* tp_traverse */
0, /* tp_clear */