chore: use loop_lock for all run_until_complete usages

freqtrade/exchange/binance.py

@@ -140,6 +140,7 @@ class Binance(Exchange):
         :param candle_type: Any of the enum CandleType (must match trading mode!)
         """
         if is_new_pair:
+            with self._loop_lock:
                 x = self.loop.run_until_complete(
                     self._async_get_candle_history(pair, timeframe, candle_type, 0)
                 )
@@ -201,6 +202,7 @@ class Binance(Exchange):
         """
         Fastly fetch OHLCV data by leveraging https://data.binance.vision.
         """
+        with self._loop_lock:
             df = self.loop.run_until_complete(
                 download_archive_ohlcv(
                     candle_type=candle_type,

freqtrade/exchange/exchange.py

@@ -648,6 +648,7 @@ class Exchange:
 
     def _load_async_markets(self, reload: bool = False) -> dict[str, Any]:
         try:
+            with self._loop_lock:
                 markets = self.loop.run_until_complete(self._api_reload_markets(reload=reload))
 
             if isinstance(markets, Exception):
@@ -2342,6 +2343,7 @@ class Exchange:
         :param until_ms: Timestamp in milliseconds to get history up to
         :return: Dataframe with candle (OHLCV) data
         """
+        with self._loop_lock:
             pair, _, _, data, _ = self.loop.run_until_complete(
                 self._async_get_historic_ohlcv(
                     pair=pair,