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# coding: utf-8
from ._version import version
from .exceptions import *
from .ext import ExtType, Timestamp
import os
import sys
if os.environ.get("MSGPACK_PUREPYTHON") or sys.version_info[0] == 2:
from .fallback import Packer, unpackb, Unpacker
else:
try:
from ._cmsgpack import Packer, unpackb, Unpacker
except ImportError:
from .fallback import Packer, unpackb, Unpacker
def pack(o, stream, **kwargs):
"""
Pack object `o` and write it to `stream`
See :class:`Packer` for options.
"""
packer = Packer(**kwargs)
stream.write(packer.pack(o))
def packb(o, **kwargs):
"""
Pack object `o` and return packed bytes
See :class:`Packer` for options.
"""
return Packer(**kwargs).pack(o)
def unpack(stream, **kwargs):
"""
Unpack an object from `stream`.
Raises `ExtraData` when `stream` contains extra bytes.
See :class:`Unpacker` for options.
"""
data = stream.read()
return unpackb(data, **kwargs)
# alias for compatibility to simplejson/marshal/pickle.
load = unpack
loads = unpackb
dump = pack
dumps = packb
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