calculate total price as quantity * unit_price

src/template_code_location/ops/ops.py

@@ -31,8 +31,7 @@ def generate_example_dataset() -> pd.DataFrame:
 def transform_example_dataset(df: pd.DataFrame) -> pd.DataFrame:
     """Applies a simple transformation to the example dataset."""
     
-    df["price_band"] = df["total_price"].apply(
-        lambda value: "high" if value >= 25 else "standard"
-    )
+    df["total_price"] = df["quantity"] * df["unit_price"]
+
         
     return df