Update more .query usages

freqtrade/persistence/pairlock.py

@@ -37,7 +37,8 @@ class PairLock(ModelBase):
             f'lock_end_time={lock_end_time}, reason={self.reason}, active={self.active})')
 
     @staticmethod
-    def query_pair_locks(pair: Optional[str], now: datetime, side: str = '*') -> ScalarResult['PairLock']:
+    def query_pair_locks(
+            pair: Optional[str], now: datetime, side: str = '*') -> ScalarResult['PairLock']:
         """
         Get all currently active locks for this pair
         :param pair: Pair to check for. Returns all current locks if pair is empty

freqtrade/persistence/pairlock_middleware.py

@@ -1,6 +1,6 @@
 import logging
 from datetime import datetime, timezone
-from typing import List, Optional
+from typing import List, Optional, Sequence
 
 from sqlalchemy import select
 
@@ -60,8 +60,8 @@ class PairLocks():
         return lock
 
     @staticmethod
-    def get_pair_locks(
-            pair: Optional[str], now: Optional[datetime] = None, side: str = '*') -> List[PairLock]:
+    def get_pair_locks(pair: Optional[str], now: Optional[datetime] = None,
+                       side: str = '*') -> Sequence[PairLock]:
         """
         Get all currently active locks for this pair
         :param pair: Pair to check for. Returns all current locks if pair is empty
@@ -167,7 +167,7 @@ class PairLocks():
         )
 
     @staticmethod
-    def get_all_locks() -> List[PairLock]:
+    def get_all_locks() -> Sequence[PairLock]:
         """
         Return all locks, also locks with expired end date
         """

freqtrade/persistence/trade_model.py

@@ -5,7 +5,7 @@ import logging
 from collections import defaultdict
 from datetime import datetime, timedelta, timezone
 from math import isclose
-from typing import Any, ClassVar, Dict, List, Optional, cast
+from typing import Any, ClassVar, Dict, List, Optional, Sequence, cast
 
 from sqlalchemy import (Enum, Float, ForeignKey, Integer, ScalarResult, Select, String,
                         UniqueConstraint, desc, func, select)
@@ -263,12 +263,12 @@ class Order(ModelBase):
         return o
 
     @staticmethod
-    def get_open_orders() -> List['Order']:
+    def get_open_orders() -> Sequence['Order']:
         """
         Retrieve open orders from the database
         :return: List of open orders
         """
-        return Order.query.filter(Order.ft_is_open.is_(True)).all()
+        return Order.session.scalars(select(Order).filter(Order.ft_is_open.is_(True))).all()
 
     @staticmethod
     def order_by_id(order_id: str) -> Optional['Order']:
@@ -276,7 +276,7 @@ class Order(ModelBase):
         Retrieve order based on order_id
         :return: Order or None
         """
-        return Order.query.filter(Order.order_id == order_id).first()
+        return Order.session.scalars(select(Order).filter(Order.order_id == order_id)).first()
 
 
 class LocalTrade():

freqtrade/rpc/rpc.py

@@ -954,12 +954,12 @@ class RPC:
     def _rpc_delete_lock(self, lockid: Optional[int] = None,
                          pair: Optional[str] = None) -> Dict[str, Any]:
         """ Delete specific lock(s) """
-        locks = []
+        locks: Sequence[PairLock] = []
 
         if pair:
             locks = PairLocks.get_pair_locks(pair)
         if lockid:
-            locks = PairLock.session.scalar(select(PairLock).filter(PairLock.id == lockid)).all()
+            locks = PairLock.session.scalars(select(PairLock).filter(PairLock.id == lockid)).all()
 
         for lock in locks:
             lock.active = False