code: def mock_text_class_data(train_file, dev_file, test_file):
      logging.info("Generate mock data: {}".format(train_file))
      mock_a_text_file(samples, 300, train_file)
      split_file(train_file)
      logging.info("Generate mock data: {}".format(dev_file))
      mock_a_text_file(samples, 100, dev_file)
      split_file(dev_file)
      logging.info("Generate mock data: {}".format(test_file))
      mock_a_text_file(samples, 100, test_file)
      split_file(test_file)
  
imports: import os
  import sys
  from absl import logging
  from delta.data.utils.test_utils import mock_a_text_file
label_desc: Use image node_id 1 for calling a global function with example usage: mock_text_class_data(train_file, dev_file, test_file) without return types