print"User %s rates Movie %s with Score %s"%(user_info[uid],movie_info[mov_id],train_sample[-1])
```
```
- meta.bin: meta文件是Python的pickle对象, 存储着电影和用户信息。
User <UserInfo id(1), gender(F), age(1), job(10)> rates Movie <MovieInfo id(1193), title(One Flew Over the Cuckoo's Nest ), categories(['Drama'])> with Score [5.0]