code: def prn_pi(pi, PI):
      message = "pi is approximately %.16f, error is %.16f"
      print(message % (pi, abs(pi - PI)))
  
imports: from mpi4py import MPI
  from math import pi
  from numpy import array
label_desc: Use image node_id 3 for calling a global function with example usage: prn_pi(pi, PI) without return types