code: def manhattan_distance(c1, c2):
      return np.sqrt((c1.x - c2.x) ** 2 + (c1.y - c2.y) ** 2)
  
imports: import logging
  from typing import NamedTuple
  import numpy
  from gym import Env
  from gym.spaces import Box, Discrete
label_desc: Use image node_id 1 for calling a global function with example usage: manhattan_distance(c1, c2) and returns: np