def operation_end(cls, crawler, run_id):
conn.set(make_key(crawler, "last_run"), pack_now(), ex=REDIS_LONG)
pending = conn.decr(make_key(crawler, "run", run_id))
if unpack_int(pending) == 0:
conn.set(make_key(crawler, "run", run_id, "end"),
pack_now(),
ex=REDIS_LONG)
def decr_pending(cls, crawler):
conn.decr(make_key('queue_pending', crawler))