A Linked List node
class Node : NEW_LINE INDENT def __init__ ( self , data , next = None ) : NEW_LINE INDENT self . data = data NEW_LINE self . next = next NEW_LINE DEDENT DEDENT class LinkedList : NEW_LINE INDENT def __init__ ( self , * args , ** kwargs ) : NEW_LINE INDENT self . head = Node ( None ) NEW_LINE DEDENT DEDENT