二、创建WEBSOCKET服务器 创建WebSocket服务器涉及定义处理客户端连接的异步函数并启动服务器。以下是一个简单的例子: import asyncio import websockets async def echo(websocket, path): async for message in websocket: awAIt websocket.send(message) start_server = websockets.serve(echo, "localhost", 8765) a...
Python中asyncio库与WebSocket的结合使用,可以实现高效、异步的双向通信。下面我将从几个方面详细解释如何在Python中使用asyncio库来建立WebSocket连接,并给出客户端和服务端的示例代码。 1. Python asyncio库的基础知识 asyncio是Python 3.4版本引入的一个用于编写单线程并发代码的库,使用async/await语法。它允许你编写非...
async with websockets.connect("ws://localhost:8000/ws") as websocket: while True: message = input("Your message: ") await websocket.send(message) response = await websocket.recv() print(f"Received: {response}") asyncio.run(chat()) 运行服务端后,多个客户端可以通过 WebSocket 端点/ws实现实时...
async with websockets.connect(url) as websocket: await asyncio.gather( receive_messages(websocket), send_heartbeat(websocket), ) 结合以上步骤,你可以创建一个完整的Python应用程序,该程序将通过WebSocket协议从服务器实时抓取数据。展示了WebSocket连接的建立、消息的接收、数据处理以及已成为好习惯的错误处理和连...
async with websockets.connect(url) as websocket: await websocket.send(data_lst[1]) response = await websocket.recv() time.sleep(1.1) sona_data = send_store_data() for data in sona_data: async with websockets.connect(url) as websocket: ...
创建一个名为websocket_client.py的文件,然后添加以下代码: importasyncioimportwebsocketsasyncdefhello(): uri ="ws://localhost:8765"asyncwithwebsockets.connect(uri)aswebsocket:awaitwebsocket.send("Hello, world!") response =awaitwebsocket.recv()print(f"Received response:{response}") ...
3. 创建 WebSocket 客户端 3.1 简单的 WebSocket 客户端 以下是一个简单的 WebSocket 客户端示例,连接到服务器并发送消息: importasyncioimportwebsocketsasyncdefhello():uri="ws://localhost:8765"asyncwithwebsockets.connect(uri)aswebsocket:message="Hello, WebSocket!"awaitwebsocket.send(message)print(f"Sent ...
建立WebSocket客户端 同样,创建WebSocket客户端也是相当简单的。以下是一个简单的例子: import asyncio import websockets async def connect_to_server(): uri = "ws://localhost:8765" async with websockets.connect(uri) as websocket: # 发送消息
要创建一个WebSocket客户端,我们同样可以使用websockets库。以下是一个简单的客户端示例: import asyncio import websockets async def main(): async with websockets.connect("ws://localhost:8765") as websocket: message = "Hello, server!" await websocket.send(message) ...
创建客户端相对简单,可以使用相同的websockets库或其他支持WebSocket协议的HTTP客户端库。下面是使用websockets创建WebSocket客户端的示例: import asyncio import websockets async def hello(): uri = "ws://localhost:8765" async with websockets.connect(uri) as websocket: ...