"""Cache Connector to Dogpile Cache

Uses Dogpile https://pypi.python.org/pypi/dogpile.cache.
The expiration time is set to 1 hour for each key.
You need to set env variable for MEMCACHE_HOST.
"""

from dogpile.cache import make_region

from labelaudit import config

if config.CACHE_ENABLED and config.REDIS:
    region = make_region().configure(
        'dogpile.cache.redis',
        arguments=dict(
            url=config.REDIS,
            expiration_time=3600))
else:
    region = make_region().configure('dogpile.cache.null')