| class FeatureLibError(Exception): | |
| def __init__(self, message, location=None): | |
| Exception.__init__(self, message) | |
| self.location = location | |
| def __str__(self): | |
| message = Exception.__str__(self) | |
| if self.location: | |
| return f"{self.location}: {message}" | |
| else: | |
| return message | |
| class IncludedFeaNotFound(FeatureLibError): | |
| def __str__(self): | |
| assert self.location is not None | |
| message = ( | |
| "The following feature file should be included but cannot be found: " | |
| f"{Exception.__str__(self)}" | |
| ) | |
| return f"{self.location}: {message}" | |