last-event-id.py (363B)
1 def main(request, response): 2 response.headers.set(b"Content-Type", b"text/event-stream") 3 4 last_event_id = request.headers.get(b"Last-Event-ID", b"") 5 if last_event_id: 6 return b"data: " + last_event_id + b"\n\n" 7 else: 8 idvalue = request.GET.first(b"idvalue", u"\u2026".encode("utf-8")) 9 return b"id: " + idvalue + b"\nretry: 200\ndata: hello\n\n"