mirror of
https://github.com/ets-labs/python-dependency-injector.git
synced 2025-11-04 09:57:37 +03:00
478ca18ae3
* Add implementation and tests * Refactor dependency provider docs * Update docs * Update changelog
26 lines
486 B
Python
26 lines
486 B
Python
"""`Dependency` provider default example."""
|
|
|
|
import abc
|
|
|
|
from dependency_injector import containers, providers
|
|
|
|
|
|
class Cache(metaclass=abc.ABCMeta):
|
|
...
|
|
|
|
|
|
class InMemoryCache(Cache):
|
|
...
|
|
|
|
|
|
class Container(containers.DeclarativeContainer):
|
|
|
|
cache = providers.Dependency(instance_of=Cache, default=InMemoryCache())
|
|
|
|
|
|
if __name__ == '__main__':
|
|
container = Container()
|
|
cache = container.cache() # provides InMemoryCache()
|
|
|
|
assert isinstance(cache, InMemoryCache)
|