Update Double-ended Queue.py

Author: kelvins

src/python/Double-ended Queue.py

@@ -42,19 +42,18 @@ def __str__(self):
         return str(self.items)
 
 
-
 my_deque = Deque()
 
 my_deque.add_front(1)
 my_deque.add_rear(2)
 my_deque.add_front(3)
 
-print(my_deque)           # Output: [3, 1, 2]
+print(my_deque)  # Output: [3, 1, 2]
 
 print(my_deque.remove_front())  # Output: 3
-print(my_deque.remove_rear())   # Output: 2
+print(my_deque.remove_rear())  # Output: 2
 
-print(my_deque.peek_front())    # Output: 1
-print(my_deque.peek_rear())     # Output: 1
+print(my_deque.peek_front())  # Output: 1
+print(my_deque.peek_rear())  # Output: 1
 
-print(my_deque.size())          # Output: 1
+print(my_deque.size())  # Output: 1