8000 bpo-42972: Fully implement GC protocol for sqlite3 heap types by erlend-aasland · Pull Request #26104 · python/cpython · GitHub
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bpo-42972: Fully implement GC protocol for sqlite3 heap types #26104

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Merged
merged 14 commits into from
May 25, 2021
Merged

bpo-42972: Fully implement GC protocol for sqlite3 heap types #26104

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6ece632
sqlite.Connection type now implements GC protocol
Jan 20, 2021
8660609
sqlite.Cursor type now implements GC protocol
Jan 20, 2021
13bc519
sqlite.Row type now implements GC protocol
Jan 20, 2021
4519017
sqlite.PrepareProtocol type now implements GC protocol
Jan 20, 2021
20da088
sqlite.Statement type now implements GC protocol
Jan 20, 2021
ca870ac
sqlite3.Cache and sqlite3.Node types now implements GC protocol
Jan 20, 2021
f5d9873
Remove unneeded self->db = NULL
May 13, 2021
34928ed
Get rid of unneeded cast in cursor_dealloc
May 13, 2021
590ff8e
Address review: visit node->key, node->data, and con->isolation_level
May 23, 2021
b080ff7
Harden cache clear
May 24, 2021
2bcfa29
Normalize connection_dealloc naming
May 24, 2021
f8eb733
Address review: visit row PyObjects for consistency
May 25, 2021
ab4c6e6
Normalize statement dealloc naming
May 25, 2021
926787d
Clear sqlite3 stmt resources in stmt_clear()
May 25, 2021
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sqlite.PrepareProtocol type now implements GC protocol
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Erlend E. Aasland committed May 13, 2021
commit 4519017e100f2deed5db367c2e68ec3b2dcd657d
13 changes: 10 additions & 3 deletions Modules/_sqlite/prepare_protocol.c
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Original file line number Diff line number Diff line change
Expand Up @@ -30,26 +30,33 @@ pysqlite_prepare_protocol_init(pysqlite_PrepareProtocol *self, PyObject *args,
return 0;
}

static int
pysqlite_prepare_protocol_traverse(PyObject *self, visitproc visit, void *arg)
{
Py_VISIT(Py_TYPE(self));
return 0;
}

static void
pysqlite_prepare_protocol_dealloc(pysqlite_PrepareProtocol *self)
{
PyTypeObject *tp = Py_TYPE(self);

PyObject_GC_UnTrack(self);
tp->tp_free(self);
Py_DECREF(tp);
}

static PyType_Slot type_slots[] = {
{Py_tp_dealloc, pysqlite_prepare_protocol_dealloc},
{Py_tp_new, PyType_GenericNew},
{Py_tp_init, pysqlite_prepare_protocol_init},
{Py_tp_traverse, pysqlite_prepare_protocol_traverse},
{0, NULL},
};

static PyType_Spec type_spec = {
.name = MODULE_NAME ".PrepareProtocol",
.basicsize = sizeof(pysqlite_PrepareProtocol),
.flags = Py_TPFLAGS_DEFAULT,
.flags = Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC,
.slots = type_slots,
};

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