WIP fsp output throttling - not working yet
parent
24596022f9
commit
89bf0b8d21
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@ -246,7 +246,7 @@ async def sample_and_broadcast(
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if tick_throttle:
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# this is a send mem chan that likely
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# pushes to the ``uniform_rate_send()`` below.
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await stream.send(quote)
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await stream.send((sym, quote))
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else:
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await stream.send({sym: quote})
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@ -285,10 +285,14 @@ async def uniform_rate_send(
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sleep_period = 1/rate - 0.000616
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last_send = time.time()
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aname = stream._ctx.chan.uid[0]
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fsp = False
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if 'fsp' in aname:
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fsp = True
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while True:
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first_quote = await quote_stream.receive()
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sym, first_quote = await quote_stream.receive()
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start = time.time()
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# append quotes since last iteration into the last quote's
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@ -301,7 +305,7 @@ async def uniform_rate_send(
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#
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while True:
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try:
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next_quote = quote_stream.receive_nowait()
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sym, next_quote = quote_stream.receive_nowait()
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ticks = next_quote.get('ticks')
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if ticks:
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@ -312,12 +316,12 @@ async def uniform_rate_send(
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rate = 1 / (now - last_send)
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last_send = now
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# print(f'{rate} Hz sending quotes') # \n{first_quote}')
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# log.info(f'{rate} Hz sending quotes') # \n{first_quote}')
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# TODO: now if only we could sync this to the display
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# rate timing exactly lul
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try:
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await stream.send({first_quote['symbol']: first_quote})
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await stream.send({sym: first_quote})
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break
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except trio.ClosedResourceError:
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# if the feed consumer goes down then drop
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