Set the next pointer to None on the node you are deleting.
Update the top instance variable to the second node.Set the second node’s prev pointer to None.Retrieve the first node from the stack’s top instance variable.Pop method And finally is the pop operation which requires six steps:
It needs no parameters and returns a boolean value.
It is worth noting that although a stack and queue both use a linked list under the hood, it is not ideal to just use a linked list over a stack and queue if the use cases you need the data structure for does not require all the functionality available to linked lists.