[fix] initialize redis engine at the right time

result_template = 'key-value.html'

exact_match_only = True

redis_client = redis.StrictRedis(

_redis_client = None

def init(_):

    connect()

def connect():

    global _redis_client

    _redis_client = redis.StrictRedis(

        host=host,

        port=port,

        db=db,

def search(query, params):

    if not exact_match_only:

        return search_keys(query)

    ret = redis_client.hgetall(query)

    ret = _redis_client.hgetall(query)

    if ret:

        ret['template'] = result_template

        return [ret]

    if ' ' in query:

        qset, rest = query.split(' ', 1)

        ret = []

        for res in redis_client.hscan_iter(qset, match='*{}*'.format(rest)):

        for res in _redis_client.hscan_iter(qset, match='*{}*'.format(rest)):

            ret.append({res[0]: res[1], 'template': result_template})

        return ret

    return []

def search_keys(query):

    ret = []

    for key in redis_client.scan_iter(match='*{}*'.format(query)):

        key_type = redis_client.type(key)

    for key in _redis_client.scan_iter(match='*{}*'.format(query)):

        key_type = _redis_client.type(key)

        res = None

        if key_type == 'hash':

            res = redis_client.hgetall(key)

            res = _redis_client.hgetall(key)

        elif key_type == 'list':

            res = dict(enumerate(redis_client.lrange(key, 0, -1)))

            res = dict(enumerate(_redis_client.lrange(key, 0, -1)))

        if res:

            res['template'] = result_template

            res['redis_key'] = key