diff --git a/math/fibonacci.py b/math/fibonacci.py
index 2d92d9e..6554fd0 100644
--- a/math/fibonacci.py
+++ b/math/fibonacci.py
@@ -2,15 +2,9 @@
 # -*- coding: utf-8 -*-
 # author: bt3gl
 
+
 def fibonacci(n):
-    """ Calculate the nth Fibonacci number """
+
     if n == 0 or n == 1:
         return n
     return fibonacci(n - 1) + fibonacci(n - 2)
-
-
-if __name__ == '__main__':
-
-    print('Testing fibonacci')
-    n = 10
-    print(f'Fibonacci of {n}: {fibonacci(n)}')