Rename get_positions to fetch_positions to align with ccxt naming

freqtrade/exchange/exchange.py

@@ -1168,7 +1168,7 @@ class Exchange:
             raise OperationalException(e) from e
 
     @retrier
-    def get_positions(self) -> List[Dict]:
+    def fetch_positions(self) -> List[Dict]:
         if self._config['dry_run'] or self.trading_mode != TradingMode.FUTURES:
             return []
         try:

freqtrade/wallets.py

@@ -141,7 +141,7 @@ class Wallets:
             if currency not in balances:
                 del self._wallets[currency]
 
-        positions = self._exchange.get_positions()
+        positions = self._exchange.fetch_positions()
         self._positions = {}
         for position in positions:
             symbol = position['symbol']