code: def pointDistance(Apoint, Bpoint):
      return math.sqrt(
          (Bpoint[1] - Apoint[1]) ** 2 + (Bpoint[0] - Apoint[0]) ** 2
      )
  
imports: import math
  import numpy
label_desc: Use image node_id 2 for calling a global function with example usage: pointDistance(Apoint, Bpoint) and returns: math