Retrieve the Asset for a given sid.
(self, sid, default_none=False)
| 462 | return invert(self.lookup_asset_types(sids)) |
| 463 | |
| 464 | def retrieve_asset(self, sid, default_none=False): |
| 465 | """ |
| 466 | Retrieve the Asset for a given sid. |
| 467 | """ |
| 468 | try: |
| 469 | asset = self._asset_cache[sid] |
| 470 | if asset is None and not default_none: |
| 471 | raise SidsNotFound(sids=[sid]) |
| 472 | return asset |
| 473 | except KeyError: |
| 474 | return self.retrieve_all((sid,), default_none=default_none)[0] |
| 475 | |
| 476 | def retrieve_all(self, sids, default_none=False): |
| 477 | """ |