Coverage for docs_src / websockets / tutorial001_py310.py: 100%
13 statements
« prev ^ index » next coverage.py v7.13.3, created at 2026-02-12 18:15 +0000
1from fastapi import FastAPI, WebSocket 1abcd
2from fastapi.responses import HTMLResponse 1abcd
4app = FastAPI() 1abcd
6html = """ 1abcd
7<!DOCTYPE html>
8<html>
9 <head>
10 <title>Chat</title>
11 </head>
12 <body>
13 <h1>WebSocket Chat</h1>
14 <form action="" onsubmit="sendMessage(event)">
15 <input type="text" id="messageText" autocomplete="off"/>
16 <button>Send</button>
17 </form>
18 <ul id='messages'>
19 </ul>
20 <script>
21 var ws = new WebSocket("ws://localhost:8000/ws");
22 ws.onmessage = function(event) {
23 var messages = document.getElementById('messages')
24 var message = document.createElement('li')
25 var content = document.createTextNode(event.data)
26 message.appendChild(content)
27 messages.appendChild(message)
28 };
29 function sendMessage(event) {
30 var input = document.getElementById("messageText")
31 ws.send(input.value)
32 input.value = ''
33 event.preventDefault()
34 }
35 </script>
36 </body>
37</html>
38"""
41@app.get("/") 1abcd
42async def get(): 1abcd
43 return HTMLResponse(html) 1hij
46@app.websocket("/ws") 1abcd
47async def websocket_endpoint(websocket: WebSocket): 1abcd
48 await websocket.accept() 1efg
49 while True: 1efg
50 data = await websocket.receive_text() 1efg
51 await websocket.send_text(f"Message text was: {data}") 1efg