code: def join(self, data_file_name, predict_file_name):
      data_file = open(data_file_name, "r")
      predict_file = open(predict_file_name, "r")
  
      for data_line, predict_line in zip(data_file, predict_file):
          data_line = self.strip_label(data_line)
          print("ca", predict_line.strip(), "|", data_line.strip())
  
imports: import sys
  import getopt
label_desc: Use image node_id 1 for calling the PredictDataJoiner_acp obj's underlying member method code with example usage: obj.join(data_file_name, predict_file_name) without return types