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Add very basic exception handling

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This commit is contained in:
Matthias 2022-11-07 07:07:15 +01:00
parent f9524aebe9
commit 60cfda5d52
1 changed files with 14 additions and 7 deletions
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11
freqtrade/exchange/exchange_ws.py
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@ -6,6 +6,8 @@ from datetime import datetime
from threading import Thread
from typing import Dict, List, Set, Tuple
import ccxt
from freqtrade.constants import Config
from freqtrade.enums.candletype import CandleType
from freqtrade.exchange.exchange import timeframe_to_seconds
@ -70,13 +72,18 @@ class ExchangeWS():
async def continuously_async_watch_ohlcv(
self, pair: str, timeframe: str, candle_type: CandleType) -> None:
try:
while (pair, timeframe, candle_type) in self._pairs_watching:
start = time.time()
data = await self.ccxt_object.watch_ohlcv(pair, timeframe)
self.pairs_last_refresh[(pair, timeframe, candle_type)] = time.time()
# logger.info(
# f"watch done {pair}, {timeframe}, data {len(data)} in {time.time() - start:.2f}s")
# f"watch done {pair}, {timeframe}, data {len(data)} "
# f"in {time.time() - start:.2f}s")
except ccxt.BaseError:
logger.exception("Exception in continuously_async_watch_ohlcv")
finally:
self._pairs_watching.discard((pair, timeframe, candle_type))
def schedule_ohlcv(self, pair: str, timeframe: str, candle_type: CandleType) -> None:
self._pairs_watching.add((pair, timeframe, candle_type))