extract complexity from docstring line

Author: grimley517

patterns/behavioral/strategy.py

@@ -55,9 +55,8 @@ def apply_discount(self) -> float:
         return self.price - discount
 
     def __repr__(self) -> str:
-        return f"""
-        <Order price: {self.price} with discount strategy: {getattr(self.discount_strategy, '__name__', None)}>
-        """
+        strategy = getattr(self.discount_strategy, '__name__', None)
+        return f"<Order price: {self.price} with discount strategy: {strategy}>"
 
 
 def ten_percent_discount(order: Order) -> float: