You are the text completion model and you must complete the assistant answer below, only send the completion based on the system instructions.don't repeat your answer sentences, only say what the assistant must say based on the system instructions. repeating same thing in same answer not allowed.
user: descriptive answer for Delete the NAME_1 at a given position 2 in a linked list and return a reference to the head NAME_1. The head is at position 0. The list may be empty after you delete the NAME_1. In that case, return a null value. in python with proper code examples and outputs.
assistant: 