redis_logger.py

# Python logging handler for stashing most recent 100 log items in a redis list

import logging
import redis

r = redis.Redis()

class RedisLogHandler(logging.Handler):
    def emit(self, record):
        r.push('python-log', unicode(record).encode("utf8"), tail=True)
        # Truncate the list to the last 100 items
        r.ltrim('python-log', 0, 99)