diff --git a/examples/smell_calculator.py b/examples/smell_calculator.py
index bef854b..7771d2f 100644
--- a/examples/smell_calculator.py
+++ b/examples/smell_calculator.py
@@ -190,4 +190,4 @@ def __init__(self, real_part, imaginary_part):
         self.imaginary_part = imaginary_part
 
     def __str__(self):
-        return f"{self.real_part} + {self.imaginary_part}i"
\ No newline at end of file
+        return f"{self.real_part} + {self.imaginary_part}i"