Some more compatibility fixes.

tests/optimize/test_backtesting_adjust_position.py

@@ -8,7 +8,7 @@ from freqtrade.data import history
 from freqtrade.data.history import get_timerange
 from freqtrade.enums import SellType
 from freqtrade.optimize.backtesting import Backtesting
-from tests.conftest import (patch_exchange)
+from tests.conftest import patch_exchange
 
 
 def test_backtest_position_adjustment(default_conf, fee, mocker, testdatadir) -> None:

tests/strategy/strats/strategy_test_v2.py

@@ -1,12 +1,13 @@
 # pragma pylint: disable=missing-docstring, invalid-name, pointless-string-statement
 
+from datetime import datetime
+
 import talib.abstract as ta
 from pandas import DataFrame
 
 import freqtrade.vendor.qtpylib.indicators as qtpylib
-from freqtrade.strategy.interface import IStrategy
 from freqtrade.persistence import Trade
-from datetime import datetime
+from freqtrade.strategy.interface import IStrategy
 
 
 class StrategyTestV2(IStrategy):