Custom dictionary for meta classes. Handles the merging of set indexes
| 448 | |
| 449 | |
| 450 | class MetaDict(dict): |
| 451 | """Custom dictionary for meta classes. |
| 452 | Handles the merging of set indexes |
| 453 | """ |
| 454 | |
| 455 | _merge_options = ("indexes",) |
| 456 | |
| 457 | def merge(self, new_options): |
| 458 | for k, v in new_options.items(): |
| 459 | if k in self._merge_options: |
| 460 | self[k] = self.get(k, []) + v |
| 461 | else: |
| 462 | self[k] = v |
| 463 | |
| 464 | |
| 465 | class BasesTuple(tuple): |