code: def confirm(question="OK to continue?"):
      """
      Ask user to enter Y or N (case-insensitive).
      :return: True if the answer is Y.
      :rtype: bool
      """
      answer = ""
      while answer not in ["y", "n"]:
          answer = input(question + " [y/n] ").lower()
      return answer == "y"
  
imports: import os
  import random
  import numpy
  import open3d
  import torch
  import pytorch3d
  import matplotlib.pyplot
  import matplotlib
  from scipy import ndimage
  from tqdm import tqdm
  from models.smpl import SMPL, vertices2joints
label_desc: Use image node_id 1 for calling a global function with example usage: confirm(question) and returns: unknown