Rename get_order_book to fetch_l2_order_book (aligning to ccxt)

freqtrade/exchange/binance.py

@@ -20,7 +20,7 @@ class Binance(Exchange):
         "trades_pagination_arg": "fromId",
     }
 
-    def get_order_book(self, pair: str, limit: int = 100) -> dict:
+    def fetch_l2_order_book(self, pair: str, limit: int = 100) -> dict:
         """
         get order book level 2 from exchange
 
@@ -30,7 +30,7 @@ class Binance(Exchange):
         # get next-higher step in the limit_range list
         limit = min(list(filter(lambda x: limit <= x, limit_range)))
 
-        return super().get_order_book(pair, limit)
+        return super().fetch_l2_order_book(pair, limit)
 
     def stoploss_adjust(self, stop_loss: float, order: Dict) -> bool:
         """

freqtrade/exchange/exchange.py

@@ -998,7 +998,7 @@ class Exchange:
             raise OperationalException(e) from e
 
     @retrier
-    def get_order_book(self, pair: str, limit: int = 100) -> dict:
+    def fetch_l2_order_book(self, pair: str, limit: int = 100) -> dict:
         """
         get order book level 2 from exchange