code: def translate_y(x, delta):
      delta = (2 * delta - 1) * 0.3
      return x.transform(x.size, Image.AFFINE, (1, 0, 0, 0, 1, delta))
  
imports: import random
  from collections import namedtuple
  import numpy
  from PIL import Image, ImageOps, ImageEnhance, ImageFilter
label_desc: Use image node_id 24 for calling a global function with example usage: translate_y(x, delta) and returns: x