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-rw-r--r--msgpack/__init__.py5
1 files changed, 3 insertions, 2 deletions
diff --git a/msgpack/__init__.py b/msgpack/__init__.py
index 4ad9c1a..4112a16 100644
--- a/msgpack/__init__.py
+++ b/msgpack/__init__.py
@@ -2,6 +2,8 @@
from ._version import version
from .exceptions import *
+import os
+import sys
from collections import namedtuple
@@ -17,8 +19,7 @@ class ExtType(namedtuple('ExtType', 'code data')):
return super(ExtType, cls).__new__(cls, code, data)
-import os
-if os.environ.get('MSGPACK_PUREPYTHON'):
+if os.environ.get('MSGPACK_PUREPYTHON') or sys.version_info[0] == 2:
from .fallback import Packer, unpackb, Unpacker
else:
try: