(self, *args, **kwargs)
| 45 | return super().get_col(alias, output_field) |
| 46 | |
| 47 | def contribute_to_class(self, *args, **kwargs): |
| 48 | super().contribute_to_class(*args, **kwargs) |
| 49 | |
| 50 | self._query = Query(model=self.model, alias_cols=False) |
| 51 | # Register lookups from the output_field class. |
| 52 | for lookup_name, lookup in self.output_field.get_class_lookups().items(): |
| 53 | self.register_lookup(lookup, lookup_name=lookup_name) |
| 54 | |
| 55 | def generated_sql(self, connection): |
| 56 | compiler = connection.ops.compiler("SQLCompiler")( |