code: def _filter(convolution_block):
      if (
          convolution_block.name
          and convolution_block.name != "first_convo"
      ):
          return True
      else:
          return False
  
file_path: CNTK/bindings/python/cntk/contrib/netopt/test/quantization_test.py
imports: import numpy
  import pytest
  import cntk
  import cntk.contrib.netopt.quantization
  from cntk.layers import BatchNormalization
label_desc: Use image node_id 3 for calling a global function with example usage: _filter(convolution_block) and returns: True, False