code: def add_param_copy_operators(self, net):
      for param in self.params:
          param_copy_ref = self.model.metrics_schema[
              str(param.parameter)
          ]
          net.Copy([param.parameter], param_copy_ref.field_blobs())
  
imports: import logging
  from collections import namedtuple
  import numpy
  from caffe2.proto import caffe2_pb2
  from caffe2.python import core, schema, scope, utils, workspace
  from caffe2.python.layers.tags import TagContext
label_desc: Use image node_id 22 for calling the ModelLayer obj's underlying member method code with example usage: obj.add_param_copy_operators(net) without return types