from linked_list import Node, from_list
def delete(node):
if not node.next:
node.value = None
else:
node.value = node.next.value
node.next = node.next.next
one = Node(1)
two = Node(2)
three = Node(3)
one.next = two
two.next = three
print(one)
delete(two)
print(one)