errors

Author: adityacosmos24

src/quant_research_starter/factors/volatility.py

@@ -19,11 +19,13 @@
 """
 
 from __future__ import annotations
-from typing import Optional
+
 
 import numpy as np
 import pandas as pd
 
+from typing import Optional
+
 # Try to import package Factor base; fallback to a minimal stub if unavailable.
 try:
     # Adjust this import if your project stores Factor in a different module.