code: def _fuse_bias_node(self, source_node):
      next_node = self.src_graph.get_son(source_node.name, [0])
      if (
          next_node is None
          or next_node.type != "Plus"
          or not next_node.layer.parameters
      ):
          return False
  
      next_node.covered = True
      next_node.real_name = source_node.real_name
      B = next_node.layer.parameters[0].asarray()
      self.set_weight(source_node.name, "bias", B)
  
      return True
  
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 7 for calling the CntkParser obj's underlying member method code with example usage: obj._fuse_bias_node(source_node) and returns: True, False