{"push_id":891000438,"size":1,"distinct_size":1,"ref":"refs/heads/master","head":"f9bd5338eeea05bf50751d4867ffe1a9eb43fcf3","before":"947f0e252f87d29a5d7797e5b33db64345b7cff9","commits":[{"sha":"f9bd5338eeea05bf50751d4867ffe1a9eb43fcf3","author":{"email":"0876786f97779815d21c1463c9d6789842339ecb@msn.com","name":"qiuhaoling"},"message":"PlainKMean","distinct":true,"url":"https://api.github.com/repos/qiuhaoling/mapreduce/commits/f9bd5338eeea05bf50751d4867ffe1a9eb43fcf3"}]}