python-dependency-injector/examples/providers/abstract_factory/example.py
2017-04-06 19:18:46 +03:00

29 lines
1.3 KiB
Python

"""`AbstractFactory` providers example."""
import cache
import dependency_injector.providers as providers
# Define abstract cache client factory:
cache_client_factory = providers.AbstractFactory(cache.AbstractCacheClient)
if __name__ == '__main__':
# Override abstract factory with redis client factory:
cache_client_factory.override(providers.Factory(cache.RedisCacheClient,
host='localhost',
port=6379,
db=0))
redis_cache = cache_client_factory()
print(redis_cache) # <cache.RedisCacheClient object at 0x10975bc50>
# Override abstract factory with memcache client factory:
cache_client_factory.override(providers.Factory(cache.MemcacheCacheClient,
hosts=['10.0.1.1',
'10.0.1.2',
'10.0.1.3'],
port=11211,
prefix='my_app'))
memcache_cache = cache_client_factory()
print(memcache_cache) # <cache.MemcacheCacheClient object at 0x10975bc90>