code: def log(COMM, fmt, *args):
      if not VERBOSE:
          return
      if COMM.rank != 0:
          return
      sys.stdout.write(fmt % args)
      sys.stdout.write("\n")
      sys.stdout.flush()
  
file_path: mpi4py/demo/compute-pi/cpi-dpm.py
imports: import sys
  from mpi4py import MPI
  import numpy
label_desc: Use image node_id 11 for calling a global function with example usage: log(COMM, fmt) without return types