redis實戰 -- python知識散記

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-- time.time()

-- row.to_dict()

-- json.dumps(row.to_dict())

#!/usr/bin/env pythonimport timedef schedule_row_cache(conn,row_id, delay) :     conn.zadd(‘delay:‘, row_id, delay)    conn.zadd(‘schedule:‘, row_id, time.time())def cache_rows(conn) :     while not QUIT :         next = conn.zrange(‘schedule:‘, 0, 0, withscores=True)        now = time.time()        if not next or next[0][1] > now :            time.sleep(.05)            continue        row_id = next[0][0]                delay = conn.zscore(‘delay:‘, row_id)        if delay <= 0 :             conn.zdel(‘delay:‘, row_id)            conn.zdel(‘schedule:‘, row_id)            conn.delete(‘inv:‘ + row_id)        row = Inventory.get(row_id)        conn.zadd(‘schedule:‘, row_id, now + delay)        conn.set(‘inv:‘ + row_id, json.dumps(row.to_dict()))

-- time.time() 需要匯入time庫

-- import time

 

-- row.to_dict() 

啦啦啦

redis實戰 -- python知識散記