(self)
| 189 | return result |
| 190 | |
| 191 | def delete_project(self) -> Project: |
| 192 | if self.project is None: |
| 193 | raise DatabaseValidationError(f'Project is not set.') |
| 194 | result = self.project |
| 195 | self.project = None |
| 196 | self._unset_database(result) |
| 197 | return result |
| 198 | |
| 199 | @property |
| 200 | def sql(self): |