Fix flake8 warnings

Author: MDUYN

investing_algorithm_framework/app/analysis/backtest_utils.py

@@ -9,6 +9,7 @@
 
 logger = getLogger("investing_algorithm_framework")
 
+
 def save_backtests_to_directory(
     backtests: List[Backtest],
     directory_path: Union[str, Path]
@@ -25,7 +26,6 @@ def save_backtests_to_directory(
         None
     """
 
-
     if not os.path.exists(directory_path):
         os.makedirs(directory_path)
 

investing_algorithm_framework/domain/backtesting/backtest_run.py

@@ -256,14 +256,20 @@ def save(self, directory_path: Union[str, Path]) -> None:
 
             if backtest_start_date.tzinfo is None:
                 # Naive datetime - treat as UTC
-                backtest_start_date = backtest_start_date.replace(tzinfo=timezone.utc)
+                backtest_start_date = backtest_start_date.replace(
+                    tzinfo=timezone.utc
+                )
             else:
                 # Timezone-aware - convert to UTC
-                backtest_start_date = backtest_start_date.astimezone(timezone.utc)
+                backtest_start_date = backtest_start_date.astimezone(
+                    timezone.utc
+                )
 
             backtest_end_date = self.backtest_end_date
             if backtest_end_date.tzinfo is None:
-                backtest_end_date = backtest_end_date.replace(tzinfo=timezone.utc)
+                backtest_end_date = backtest_end_date.replace(
+                    tzinfo=timezone.utc
+                )
             else:
                 backtest_end_date = backtest_end_date.astimezone(timezone.utc)