Merge pull request #11027 from xzmeng/fix-cond

fix: invert API download condition from `and` to `or`

freqtrade/exchange/binance.py

@@ -136,7 +136,7 @@ class Binance(Exchange):
 
         if (
             self._config["exchange"].get("only_from_ccxt", False)
-            and
+            or
             # only download timeframes with significant improvements,
             # otherwise fall back to rest API
             not (

freqtrade/exchange/binance_public_data.py

@@ -89,7 +89,7 @@ async def download_archive_ohlcv(
         )
     except Exception as e:
         logger.warning(
-            "An exception occurred during fast download from Binance, falling back to"
+            "An exception occurred during fast download from Binance, falling back to "
             "the slower REST API, this can take more time.",
             exc_info=e,
         )