code: def _get_01_coords(x):
      """Returns the coordinates normalised to (0,1)."""
      x1 = x[0][0]
      x2 = x[0][1]
      x3 = float(x[1]) / (194.0 - 103.0)
      x4 = x[2] - 10.0
      return [x1, x2, x3, x4]
  
imports: import numpy
label_desc: Use image node_id 1 for calling a global function with example usage: _get_01_coords(x) and returns: list