optionally load datasource from cache, otherwise discover datasource
(self, existing="check")
| 559 | ) |
| 560 | |
| 561 | def fetch(self, existing="check"): |
| 562 | """optionally load datasource from cache, otherwise discover |
| 563 | datasource |
| 564 | """ |
| 565 | return self._get_data_source(existing=existing) |
| 566 | |
| 567 | def instancify(self): |
| 568 | return self._reflect_cur_instance() |