"""Redis Client.

Provides redis client for caching.

https://redislabs.com/lp/python-redis/
"""

import redis

from vector_job_rules import config


def get_client():
    """Get redis client.

    Returns:
        redis.StrictRedis

    """
    if not config.REDIS_HOST:
        import fakeredis

        client = fakeredis.FakeStrictRedis()
    else:
        client = redis.StrictRedis(
            host=config.REDIS_HOST, port=config.REDIS_PORT, db=0, socket_timeout=1
        )

    return client


redis_client = get_client()