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Move watchlist app to new daemon-socket api

kivy_mainline_and_py3.8
Tyler Goodlet 2018-04-17 17:19:22 -04:00
parent 0c7ecd383b
commit a6dc697327
1 changed files with 8 additions and 6 deletions
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14
piker/ui/watchlist.py
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@ -316,9 +316,10 @@ class TickerTable(GridLayout):
async def update_quotes( async def update_quotes(
nursery: 'Nursery',
brokermod: ModuleType, brokermod: ModuleType,
widgets: dict, widgets: dict,
queue: trio.Queue, queue: 'StreamQueue',
symbol_data: dict, symbol_data: dict,
first_quotes: dict first_quotes: dict
): ):
@ -358,9 +359,7 @@ async def update_quotes(
grid.render_rows(cache) grid.render_rows(cache)
# core cell update loop # core cell update loop
while True: async for quotes in queue: # new quotes data only
log.debug("Waiting on quotes")
quotes = await queue.get() # new quotes data only
for symbol, quote in quotes.items(): for symbol, quote in quotes.items():
record, displayable = brokermod.format_quote( record, displayable = brokermod.format_quote(
quote, symbol_data=symbol_data) quote, symbol_data=symbol_data)
@ -370,7 +369,10 @@ async def update_quotes(
color_row(row, record) color_row(row, record)
grid.render_rows(cache) grid.render_rows(cache)
log.debug("Waiting on quotes")
log.warn("Server connection dropped")
nursery.cancel_scope.cancel()
async def run_kivy(root, nursery): async def run_kivy(root, nursery):
'''Trio-kivy entry point. '''Trio-kivy entry point.
@ -387,7 +389,7 @@ async def _async_main(name, tickers, brokermod, rate):
# setup ticker stream # setup ticker stream
from ..brokers.core import StreamQueue from ..brokers.core import StreamQueue
queue = StreamQueue(await trio.open_tcp_stream('127.0.0.1', 1616)) queue = StreamQueue(await trio.open_tcp_stream('127.0.0.1', 1616))
await queue.put(tickers) # initial request for symbols price streams await queue.put((brokermod.name, tickers)) # initial request for symbols price streams
# get initial symbol data # get initial symbol data
async with brokermod.get_client() as client: async with brokermod.get_client() as client:
@ -457,4 +459,4 @@ async def _async_main(name, tickers, brokermod, rate):
} }
nursery.start_soon(run_kivy, widgets['root'], nursery) nursery.start_soon(run_kivy, widgets['root'], nursery)
nursery.start_soon( nursery.start_soon(
update_quotes, brokermod, widgets, queue, sd, quotes) update_quotes, nursery, brokermod, widgets, queue, sd, quotes)