code: def _convert_binary_operator(self, source_node, new_op):
      IR_node = self._convert_identity_operation(
          source_node, new_op=new_op
      )
      for in_node in source_node.layer.inputs:
          if in_node.is_constant:
              self._add_constant_node(in_node, IR_node)
  
imports: import os
  import numpy
  from six.moves import xrange
  import cntk
  from mmdnn.conversion.cntk.cntk_graph import CntkGraph
  import mmdnn.conversion.common.IR.graph_pb2
  from mmdnn.conversion.common.IR.graph_pb2 import NodeDef, GraphDef, DataType
  from mmdnn.conversion.common.utils import *
  from mmdnn.conversion.common.DataStructure.parser import Parser
label_desc: Use image node_id 30 for calling the CntkParser obj's underlying member method code with example usage: obj._convert_binary_operator(source_node, new_op) without return types