(self, key)
| 52 | self.cached_keys.append(key) |
| 53 | |
| 54 | def __getitem__(self, key): |
| 55 | val = dict.get(self, key) |
| 56 | if val: # Already loaded |
| 57 | return val |
| 58 | elif val is None: # Unknown key |
| 59 | raise KeyError(key) |
| 60 | elif val is False: # Loaded before, but purged from cache |
| 61 | return self.loadItem(key) |
| 62 | |
| 63 | def __setitem__(self, key, val): |
| 64 | self.addCachedKey(key) |