From 628c5191873148a8372bae4ee99454ad13b7b492 Mon Sep 17 00:00:00 2001
From: INADA Naoki <songofacandy@gmail.com>
Date: Tue, 10 Nov 2015 03:41:09 +0900
Subject: strict type check for ext type

---
 msgpack/_packer.pyx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'msgpack')

diff --git a/msgpack/_packer.pyx b/msgpack/_packer.pyx
index c8d4fd1..7c1e53d 100644
--- a/msgpack/_packer.pyx
+++ b/msgpack/_packer.pyx
@@ -213,7 +213,7 @@ cdef class Packer(object):
                         if ret != 0: break
                         ret = self._pack(v, nest_limit-1)
                         if ret != 0: break
-            elif isinstance(o, ExtType):
+            elif type(o) is ExtType if strict_types else isinstance(o, ExtType):
                 # This should be before Tuple because ExtType is namedtuple.
                 longval = o.code
                 rawval = o.data
-- 
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