def open(self):
scheduler = AsyncIOScheduler(asyncio.get_event_loop())
print("WebSocket opened")
# A Subject is both an observable and observer, so we can both subscribe
# to it and also feed (send) it with new values
self.subject: Subject[Dict[str, str]] = Subject()
# Get all distinct key up events from the input and only fire if long enough and distinct
searcher = self.subject.pipe(
ops.map(lambda x: x["term"]),
ops.filter(lambda text: len(text) > 2
), # Only if the text is longer than 2 characters
ops.debounce(0.750), # Pause for 750ms
ops.distinct_until_changed(), # Only if the value has changed
ops.flat_map_latest(search_wikipedia),
)
def send_response(x: HTTPResponse) -> None:
self.write_message(x.body)
def on_error(ex: Exception):
print(ex)
searcher.subscribe(on_next=send_response,
on_error=on_error,
scheduler=scheduler)
def create():
return xs.pipe(_.debounce(60))
def create():
return never().pipe(_.debounce(10))
def create():
return throw(ex).pipe(_.debounce(10))
def create():
return empty().pipe(_.debounce(10))
def create():
return e1.pipe(
ops.debounce(5),
)