Delete Node in a Linked List

# Definition for singly-linked list.
# class ListNode:
#     def __init__(self, x):
#         self.val = x
#         self.next = None

class Solution:
    def deleteNode(self, node):
        """
        :type node: ListNode
        :rtype: void Do not return anything, modify node in-place instead.
        """

        while node.next:
            value=None
            if node.next:
                value=node.next.val
            node.val=value
            if node.next.next:
                node=node.next
            else:
                node.next=None