django利用html5的sse从服务端向浏览器发数据触发更新_python

django中
template

<!DOCTYPE html>
<html>
<body>

<h1>Getting server updates</h1>
<div id="result"></div>

<script>
if(typeof(EventSource) !== "undefined") {
  var source = new EventSource("stream/");
  source.onmessage = function(event) {
    document.getElementById("result").innerHTML += event.data + "
";
  };
} else {
  document.getElementById("result").innerHTML = "Sorry, your browser does not support server-sent events...";
}
</script>

</body>
</html>

views

import datetime
import time
from django.http import StreamingHttpResponse

def stream(request):
    def event_stream():
        while True:
            time.sleep(3)
            yield 'data: The server time is: %s\n\n' % datetime.datetime.now()
    return StreamingHttpResponse(event_stream(), content_type='text/event-stream')

urls

urlpatterns = [
    path('stream/', views.stream, name='stream')
]
`
``
参考：https://stackoverflow.com/questions/54326515/how-can-i-make-sse-with-python-django

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django利用html5的sse从服务端向浏览器发数据触发更新

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