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Closes #15512: Correct __sizeof__ support for parser

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Jesus Cea 2012-08-03 14:25:53 +02:00
parent 1fa9f7b3d1
commit 3e3192d8f7
5 changed files with 103 additions and 4 deletions
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23
Modules/parsermodule.c
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@ -169,8 +169,10 @@ typedef struct {
static void parser_free(PyST_Object *st);
static PyObject* parser_sizeof(PyST_Object *, void *);
static int parser_compare(PyST_Object *left, PyST_Object *right);
static PyObject *parser_getattr(PyObject *self, char *name);
static PyMethodDef parser_methods[];
static
@ -200,7 +202,14 @@ PyTypeObject PyST_Type = {
Py_TPFLAGS_DEFAULT, /* tp_flags */
/* __doc__ */
"Intermediate representation of a Python parse tree."
"Intermediate representation of a Python parse tree.",
0, /* tp_traverse */
0, /* tp_clear */
0, /* tp_richcompare */
0, /* tp_weaklistoffset */
0, /* tp_iter */
0, /* tp_iternext */
parser_methods, /* tp_methods */
}; /* PyST_Type */
@ -508,7 +517,8 @@ parser_methods[] = {
PyDoc_STR("Creates a list-tree representation of this ST.")},
{"totuple", (PyCFunction)parser_st2tuple, PUBLIC_METHOD_TYPE,
PyDoc_STR("Creates a tuple-tree representation of this ST.")},
{"__sizeof__", (PyCFunction)parser_sizeof, METH_NOARGS,
PyDoc_STR("Returns size in memory, in bytes.")},
{NULL, NULL, 0, NULL}
};
@ -695,6 +705,15 @@ parser_tuple2ast(PyST_Object *self, PyObject *args, PyObject *kw)
return parser_tuple2st(self, args, kw);
}
static PyObject *
parser_sizeof(PyST_Object *st, void *unused)
{
Py_ssize_t res;
res = sizeof(PyST_Object) + _PyNode_SizeOf(st->st_node);
return PyLong_FromSsize_t(res);
}
/* node* build_node_children()
*