text: import os
  
  from htvlearn.master_project import MasterProject
  from htvlearn.htv_utils import add_date_to_filename
  
  
  class RBFProject(MasterProject):
      def __init__(self, params, log=True):
          """
          Args:
              params (dict):
                  parameter dictionary.
              log (bool):
                  if True, log results.
          """
          super().__init__(params, log=log)
  
      def save_to_ckpt(self):
          """Save relevant data to checkpoint."""
          ckpt_file = add_date_to_filename(self.params['model_name']) + '.pth'
          ckpt_filename = os.path.join(self.log_dir_model, ckpt_file)
  
          super().save_to_ckpt(ckpt_filename)
  