Generic object factory.
| 37 | |
| 38 | |
| 39 | class ObjectFactory: |
| 40 | """Generic object factory.""" |
| 41 | |
| 42 | def __init__(self): |
| 43 | self._builders = {} |
| 44 | |
| 45 | def register_builder(self, key, builder): |
| 46 | self._builders[key] = builder |
| 47 | |
| 48 | def create(self, key, **kwargs): |
| 49 | builder = self._builders.get(key) |
| 50 | if not builder: |
| 51 | raise ValueError(key) |
| 52 | return builder(**kwargs) |
| 53 | |
| 54 | |
| 55 | class DbProvider(ObjectFactory): |
nothing calls this directly
no outgoing calls
no test coverage detected