style: fix flake8 errors (E501, E131, F401)

Author: MDUYN

investing_algorithm_framework/domain/backtesting/backtest_permutation_test.py

@@ -275,8 +275,9 @@ def ensure_iso(value):
             return value
 
         return {
-            "real_metrics": self.real_metrics.to_dict()
-                if self.real_metrics else None,
+            "real_metrics": (
+                self.real_metrics.to_dict() if self.real_metrics else None
+            ),
             "permutated_metrics": [
                 pm.to_dict() for pm in self.permutated_metrics
             ],

investing_algorithm_framework/domain/backtesting/backtest_utils.py

@@ -42,7 +42,9 @@ def resolve_backtest_path(
     format) and falls back to the legacy directory at
     ``<storage>/<algorithm_id>``.
     """
-    bundle = os.path.join(str(storage_directory), f"{algorithm_id}{BUNDLE_EXT}")
+    bundle = os.path.join(
+        str(storage_directory), f"{algorithm_id}{BUNDLE_EXT}"
+    )
     if os.path.isfile(bundle):
         return bundle
     legacy = os.path.join(str(storage_directory), algorithm_id)

investing_algorithm_framework/domain/datetime_parsing.py

@@ -1,8 +1,9 @@
 """Fast ISO-8601 datetime parsing helper.
 
 ``dateutil.parser.parse`` is the bottleneck in :class:`Backtest` loading
-(see issue #487 profiling notes). The strings emitted by :py:meth:`Backtest.to_dict`
-are always produced by :py:meth:`datetime.isoformat`, so the standard-library
+(see issue #487 profiling notes). The strings emitted by
+:py:meth:`Backtest.to_dict` are always produced by
+:py:meth:`datetime.isoformat`, so the standard-library
 :py:meth:`datetime.fromisoformat` parser handles them ~50x faster.
 
 This helper:

investing_algorithm_framework/domain/models/portfolio/portfolio_snapshot.py

@@ -1,7 +1,5 @@
 from datetime import timezone
 
-from dateutil import parser
-
 from investing_algorithm_framework.domain.models.base_model import BaseModel
 from investing_algorithm_framework.domain.datetime_parsing import (
     parse_datetime as _parse_dt,

investing_algorithm_framework/domain/models/trade/trade.py

@@ -1,8 +1,8 @@
-from dateutil.parser import parse
+from datetime import timezone
+
 from investing_algorithm_framework.domain.datetime_parsing import (
     parse_datetime as _parse_dt,
 )
-from datetime import timezone
 
 from investing_algorithm_framework.domain.models.base_model import BaseModel
 from investing_algorithm_framework.domain.models.order import OrderSide, Order

investing_algorithm_framework/domain/models/trade/trade_stop_loss.py

@@ -1,9 +1,8 @@
-from dateutil.parser import parse
+from datetime import timezone, datetime
+
 from investing_algorithm_framework.domain.datetime_parsing import (
     parse_datetime as _parse_dt,
 )
-from datetime import timezone
-from datetime import datetime
 
 from investing_algorithm_framework.domain.models.base_model import BaseModel
 

investing_algorithm_framework/domain/models/trade/trade_take_profit.py

@@ -1,5 +1,5 @@
 from datetime import timezone, datetime
-from dateutil.parser import parse
+
 from investing_algorithm_framework.domain.datetime_parsing import (
     parse_datetime as _parse_dt,
 )