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Update exchange_ws with cleanup function

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This commit is contained in:
Matthias 2022-10-23 09:49:50 +02:00
parent bd494ed67a
commit 1d12985b70
1 changed files with 17 additions and 6 deletions
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23
freqtrade/exchange/exchange_ws.py
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@ -3,7 +3,7 @@ import asyncio
import logging
import time
from threading import Thread
from typing import List, Set, Tuple
from typing import Dict, List, Set, Tuple
from freqtrade.constants import Config
from freqtrade.enums.candletype import CandleType
@ -20,13 +20,21 @@ class ExchangeWS():
self._background_tasks = set()
self._pairs_watching: Set[Tuple[str, str, CandleType]] = set()
self._pairs_scheduled: Set[Tuple[str, str, CandleType]] = set()
self.pairs_last_refresh: Dict[Tuple[str, str, CandleType], int] = {}
self._thread.start()
def start(self) -> None:
self._loop = asyncio.new_event_loop()
self._loop.run_forever()
## One task per Watch
def cleanup(self) -> None:
logger.debug("Cleanup called - stopping")
self._pairs_watching.clear()
self._loop.stop()
self._thread.join()
logger.debug("Stopped")
# One task per Watch
# async def schedule_schedule(self) -> None:
# for p in self._pairs_watching:
@ -58,7 +66,7 @@ class ExchangeWS():
# asyncio.run_coroutine_threadsafe(self.schedule_one_task(
# pair, timeframe, candle_type), loop=self._loop)
## End one task epr watch
# End one task epr watch
async def schedule_while_true(self) -> None:
@ -73,8 +81,9 @@ class ExchangeWS():
def continuous_stopped(self, task: asyncio.Task):
self._background_tasks.discard(task)
pair, timeframe, candle_type, data = task.result()
self._pairs_scheduled.discard(p)
result = task.result()
logger.info(f"Task finished {result}")
# self._pairs_scheduled.discard(pair, timeframe, candle_type)
logger.info(f"Task finished {task}")
@ -82,8 +91,10 @@ class ExchangeWS():
self, pair: str, timeframe: str, candle_type: CandleType) -> Tuple[str, str, str, List]:
while (pair, timeframe, candle_type) in self._pairs_watching:
logger.info(self._pairs_watching)
start = time.time()
data = await self.ccxt_object.watch_ohlcv(pair, timeframe, )
data = await self.ccxt_object.watch_ohlcv(pair, timeframe)
self.pairs_last_refresh[(pair, timeframe, candle_type)] = time.time()
logger.info(
f"watch1 done {pair}, {timeframe}, data {len(data)} in {time.time() - start:.2f}s")