协程和并发

• tornado.gen — 基于生成器的协程
  • 装饰器
    • coroutine()
    • 返回值
  • 工具函数
    • with_timeout()
    • sleep()
    • WaitIterator
      • WaitIterator.done()
      • WaitIterator.next()
    • multi()
    • multi_future()
    • convert_yielded()
    • maybe_future()
    • is_coroutine_function()
    • moment
• tornado.locks – 同步原语
  • Condition
    • Condition
      • Condition.wait()
      • Condition.notify()
      • Condition.notify_all()
  • Event
    • Event
      • Event.is_set()
      • Event.set()
      • Event.clear()
      • Event.wait()
  • Semaphore
    • Semaphore
      • Semaphore.release()
      • Semaphore.acquire()
  • BoundedSemaphore
    • BoundedSemaphore
      • BoundedSemaphore.release()
      • BoundedSemaphore.acquire()
  • Lock
    • Lock
      • Lock.acquire()
      • Lock.release()
• tornado.queues – 协程的队列
  • 类
    • Queue
      • Queue
        • Queue.maxsize
        • Queue.qsize()
        • Queue.put()
        • Queue.put_nowait()
        • Queue.get()
        • Queue.get_nowait()
        • Queue.task_done()
        • Queue.join()
    • PriorityQueue
      • PriorityQueue
    • LifoQueue
      • LifoQueue
  • 异常
    • QueueEmpty
      • QueueEmpty
    • QueueFull
      • QueueFull
• tornado.process — 多进程工具
  • CalledProcessError
  • cpu_count()
  • fork_processes()
  • task_id()
  • Subprocess
    • Subprocess.set_exit_callback()
    • Subprocess.wait_for_exit()
    • Subprocess.initialize()
    • Subprocess.uninitialize()