| 1 | from abc import ABC, abstractmethod |
| 2 | |
| 3 | class DataManagerInterface(ABC): |
| 4 | |
| 5 | @abstractmethod |
| 6 | def users(self): |
| 7 | pass |
| 8 | |
| 9 | @abstractmethod |
| 10 | def users(self, user): |
| 11 | pass |
| 12 | |
| 13 | @abstractmethod |
| 14 | def get_user_movies(self, user_id): |
| 15 | pass |
| 16 | |
| 17 | @abstractmethod |
| 18 | def set_user_movies(self, user_id, movie_id, user_rating): |
| 19 | pass |
| 20 |