Formatting

set_get_attr_example.py

@@ -1,5 +1,5 @@
-"""
-set_get_attr_example.py
+# /usr/bin/env python3
+"""set_get_attr_example.py
 -----------------------
 
 This module contains a class named `Number` which implements special attribute
@@ -32,6 +32,7 @@ Note:
   but the `_number` value is printed instead of raising an AttributeError.
 """
 
+
 class Number:
     def __init__(self, number):
         self._number = number
@@ -66,6 +67,7 @@ class Number:
     def __getattr__(self, name):
         return self._number
 
+
 if __name__ == "__main__":
     number = Number(5)
     print(number.num)