code: def encode_file(self, model_path, path_in, path_out, n_threads):
      encode_command = "yttm encode "
      encode_command += f" --model={model_path} --output_type=id "
      encode_command += f" --n_threads={n_threads} "
      encode_command += f" < {str(path_in)} > {str(path_out)}"
      assert os.system(encode_command) == 0
  
imports: import argparse
  import os
  from pathlib import Path
  from time import time
  from tabulate import tabulate
  from tokenizers import pre_tokenizers
  from tokenizers import Tokenizer
  from tokenizers.models import BPE
  from tokenizers.trainers import BpeTrainer
label_desc: Use image node_id 2 for calling the YouTokenToMeInterface obj's underlying member method code with example usage: obj.encode_file(model_path, path_in, path_out, n_threads) without return types