Update doubly_linked_list_two.py

Author: MaximSmolskiy

data_structures/linked_list/doubly_linked_list_two.py

@@ -245,18 +245,23 @@ def create_linked_list() -> None:
     >>> linked_list
     LinkedList(head=Node(data=10, previous=None, next=None), tail=Node(data=10, previous=None, next=None))
     >>> str(linked_list)
+    '10'
     >>> linked_list.insert_at_position(position=2, value=20)
     >>> linked_list
     >>> str(linked_list)
+    '10 20'
     >>> linked_list.insert_at_position(position=1, value=30)
     >>> linked_list
     >>> str(linked_list)
-    >>> linked_list.insert_at_position(position=2, value=40)
+    '30 10 20'
+    >>> linked_list.insert_at_position(position=3, value=40)
     >>> linked_list
     >>> str(linked_list)
-    >>> linked_list.insert_at_position(position=3, value=50)
+    '30 10 40 20'
+    >>> linked_list.insert_at_position(position=5, value=50)
     >>> linked_list
     >>> str(linked_list)
+    '30 10 40 20 50'
     """