python asyncio.run_coroutine_threadsafe()用法提供例子,用于消息队列的入队出队
时间: 2024-03-05 20:48:06
浏览: 65
好的,下面是一个关于使用 `asyncio.[run](https://geek.csdn.net/educolumn/15da07d43c7a20f5ec210826be35c36c?spm=1055.2569.3001.10083)_coroutine_threadsafe()` 进行[消息](https://geek.csdn.net/educolumn/20acd77092e0c464c067a69674f1ed19?spm=1055.2569.3001.10083)队列入队出队的示例:
```python
import asyncio
import queue
# 创建一个[消息](https://geek.csdn.net/educolumn/20acd77092e0c464c067a69674f1ed19?spm=1055.2569.3001.10083)队列
message_queue = queue.Queue()
# 定义一个协程,用于从队列中获取消息
async def consume_message():
while True:
# 从队列中获取消息
message = message_queue.get()
# 处理消息
print("Consumed message:", message)
# 定义一个[函数](https://geek.csdn.net/educolumn/ba94496e6cfa8630df5d047358ad9719?dp_token=eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJpZCI6NDQ0MDg2MiwiZXhwIjoxNzA3MzcxOTM4LCJpYXQiOjE3MDY3NjcxMzgsInVzZXJuYW1lIjoid2VpeGluXzY4NjQ1NjQ1In0.RrTYEnMNYPC7AQdoij4SBb0kKEgHoyvF-bZOG2eGQvc&spm=1055.2569.3001.10083),用于将消息发送到队列中
def send_message(message):
# 将消息推入队列
message_queue.put(message)
# 在事件循环中异步调用 consume_message() 协程
asyncio.[run](https://geek.csdn.net/educolumn/15da07d43c7a20f5ec210826be35c36c?spm=1055.2569.3001.10083)_coroutine_threadsafe(consume_message(), loop)
# 创建一个事件循环
loop = asyncio.get_event_loop()
# 启动消费者协程
asyncio.ensure_future(consume_message())
# 发送一些消息
send_message("Hello, world!")
send_message("How are you?")
send_messag
```