(dependent, feat_name, operation)
| 200 | return _inner |
| 201 | |
| 202 | def _raise_must_change(dependent, feat_name, operation): |
| 203 | def _inner(value): |
| 204 | raise Exception("You must get or set '{}' before trying to {} '{}'".format(dependent, operation, feat_name)) |
| 205 | return _inner |
| 206 | |
| 207 | |
| 208 | class Driver(SuperQObject, metaclass=_DriverType): |