jbochi / bullock

Distributed lock for Python using Redis

Bullock

A distributed lock using Redis. Inspired by Sherlock.

Installation

$ pip install bullock

Usage

from bullock import Bullock
lock = Bullock(host="redis-hostname", key="my-first-lock", ttl=3600)
lock.acquire(blocking=True)
# do critical work here
lock.release()

You can also use the with statement:

from bullock import Bullock
with Bullock(host="redis-hostname", key="my-first-lock", ttl=3600):
    # do critical work here

Also supports using redis cluster:

from bullock import Bullock
lock = Bullock(host="redis-hostname", key="my-first-lock", ttl=3600, redis_cluster=True)
lock.acquire(blocking=True)
# do critical work here
lock.release()

For more examples, see tests.