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SF #1085304: Make array.array pickle-able

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Raymond Hettinger 2004-12-16 16:23:40 +00:00
parent e6bdb37e5b
commit b0900e6a21
3 changed files with 46 additions and 0 deletions
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25
Modules/arraymodule.c
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@ -1132,6 +1132,29 @@ PyDoc_STRVAR(byteswap_doc,
Byteswap all items of the array. If the items in the array are not 1, 2,\n\
4, or 8 bytes in size, RuntimeError is raised.");
static PyObject *
array_reduce(arrayobject *array)
{
PyObject *dict, *result;
dict = PyObject_GetAttrString((PyObject *)array, "__dict__");
if (dict == NULL) {
PyErr_Clear();
dict = Py_None;
Py_INCREF(dict);
}
result = Py_BuildValue("O(cs#)O",
array->ob_type,
array->ob_descr->typecode,
array->ob_item,
array->ob_size * array->ob_descr->itemsize,
dict);
Py_DECREF(dict);
return result;
}
PyDoc_STRVAR(array_doc, "Return state information for pickling.");
static PyObject *
array_reverse(arrayobject *self, PyObject *unused)
{
@ -1490,6 +1513,8 @@ PyMethodDef array_methods[] = {
pop_doc},
{"read", (PyCFunction)array_fromfile, METH_VARARGS,
fromfile_doc},
{"__reduce__", (PyCFunction)array_reduce, METH_NOARGS,
array_doc},
{"remove", (PyCFunction)array_remove, METH_O,
remove_doc},
{"reverse", (PyCFunction)array_reverse, METH_NOARGS,