docstr: add regularization to loss
docstr_tok: ["add","regularization","to","loss"]
code: def add_regularization(self):
      """add regularization to loss"""
      pass
  
file_path: neural_prophet/neuralprophet/components/trend/base.py
imports: from abc import abstractmethod
  from neuralprophet.components import BaseComponent
  from neuralprophet.utils_torch import init_parameter
label_desc: Use image node_id 3 for calling the Trend obj's underlying member method code with example usage: obj.add_regularization() without return types