msgpack/msgpack-rpc-python — pull request #4 by yyuu (2012-02-16 14:45:49+00:00)
Title: raise AssertionError only if the response is None

In future.py, set_result() raises AssertionError if the response is an integer of 0. In Python 2, 0 will be evaluated as False.

I fixed this by checking if the response just equals to None.