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Intern map keys (#381)

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Fixes #372.
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Inada Naoki 2019-12-03 21:18:17 +09:00 • committed by GitHub
parent e419cd8e2d
commit 2c6668941f
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msgpack/unpack.h
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@ -192,6 +192,9 @@ static inline int unpack_callback_map_item(unpack_user* u, unsigned int current,
PyErr_Format(PyExc_ValueError, "%.100s is not allowed for map key", Py_TYPE(k)->tp_name);
return -1;
}
if (PyUnicode_CheckExact(k)) {
PyUnicode_InternInPlace(&k);
}
if (u->has_pairs_hook) {
msgpack_unpack_object item = PyTuple_Pack(2, k, v);
if (!item)