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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/fallback.py
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@ -644,6 +644,8 @@ class Unpacker(object):
key = self._unpack(EX_CONSTRUCT)
if self._strict_map_key and type(key) not in (unicode, bytes):
raise ValueError("%s is not allowed for map key" % str(type(key)))
if not PY2 and type(key) is str:
key = sys.intern(key)
ret[key] = self._unpack(EX_CONSTRUCT)
if self._object_hook is not None:
ret = self._object_hook(ret)