code: def ops_list(self):
      return self.ops_order.split("_")
  
imports: from collections import OrderedDict
  from nni.retiarii.serializer import basic_unit
  import torch
  import nni.retiarii.nn.pytorch
  from putils import get_same_padding, build_activation
label_desc: Use image node_id 2 for calling the LinearLayer obj's underlying member method code with example usage: obj.ops_list() and returns: self