code: def __init__(self, frame_mode=False):
      self.create_model(frame_mode)
      self.create_trainer()
  
file_path: CNTK/bindings/python/cntk/learners/tests/bmuf_metrics_aggregation_test.py
imports: import pytest
  import cntk
  import numpy
  import sys, os
  from distributed_learner_test import mpiexec_execute
  import argparse
  import re
  import platform
label_desc: Use image node_id 1 to create a new SimpleBMUFTrainer object  with example: obj = SimpleBMUFTrainer(frame_mode)