code: def build_model(self):
      cfg = self.create_model_args()
      videomodel = TSN_ResNet(
          layers=cfg["layers"],
          seg_num=cfg["seg_num"],
          is_training=(self.mode == "train"),
      )
      out = videomodel.net(
          input=self.feature_input[0], class_dim=cfg["class_dim"]
      )
      self.feature_output = out
  
imports: import numpy
  import paddle.fluid
  from paddle.fluid import ParamAttr
  from ..model import ModelBase
  from .tsn_res_model import TSN_ResNet
  import logging
label_desc: Use image node_id 5 for calling the TSN obj's underlying member method code with example usage: obj.build_model() without return types