| 35 | |
| 36 | |
| 37 | class Container(object): |
| 38 | |
| 39 | __instances = {} |
| 40 | |
| 41 | def put(self, name, instance): |
| 42 | self.__instances[name] = instance |
| 43 | |
| 44 | def get(self, name): |
| 45 | return self.__instances.get(name) |
| 46 | |
| 47 | def contains(self, name): |
| 48 | return name in self.__instances |
| 49 | |
| 50 | |
| 51 | container = Container() |