code: def os_process():
      """
      Returns the process instance, which can be used e.g. to check the memory
      usage.
      """
      import psutil
  
      return psutil.Process(os.getpid())
  
file_path: CNTK/bindings/python/cntk/ops/tests/ops_test_utils.py
imports: import os
  import numpy
  import cntk
  from cntk.tests.test_utils import *
  from cntk.device import cpu, gpu
  from ...ops.functions import Function
  from cntk.internal import sanitize_dtype_cntk
  from cntk.internal.utils import eval
  from ..None import constant
label_desc: Use image node_id 2 for calling a global function with example usage: os_process() and returns: psutil