code: def get_handler(self, node_kind, prefix):
      name = get_handler_name(node_kind)
      name = "_".join((prefix, name))
      try:
          return getattr(NodeMapper, name)
      except AttributeError:
          raise ConversionError(
              "No handler found for node kind: %s (expected: %s)"
              % (node_kind, name)
          )
  
imports: from __future__ import unicode_literals
  from google.protobuf import text_format
  import numpy
  from mmdnn.conversion.caffe.graph import GraphBuilder, NodeKind, LAYER_IN_TRAIN_PROTO
  from mmdnn.conversion.caffe.mapper import NodeMapper, get_handler_name
  from mmdnn.conversion.caffe.resolver import get_caffe_resolver, has_pycaffe
  from mmdnn.conversion.caffe.errors import print_stderr, ConversionError
  from mmdnn.conversion.caffe.common_graph import Graph
  from mmdnn.conversion.caffe.utils import get_lower_case, get_upper_case
label_desc: Use image node_id 5 for calling the CaffeTransformer obj's underlying member method code with example usage: obj.get_handler(node_kind, prefix) and returns: getattr