old_contents: import os
  
  PGN_FILE_DIRECTORY = os.path.dirname(os.path.realpath(__file__)) + "/game-files"
  
new_contents: import os
  
  PGN_FILE_DIRECTORY = os.path.dirname(os.path.realpath(__file__)) + "/game-files"
  TRAIN_BATCH_SIZE = 2000
  FLOAT_TYPE = "float32"
  
  
subject: Add constants for trainer