code: def loss_file(path):
      assert os.path.exists(
          path
      ), "There is no such file:{},Please do not forget to put in the specified file".format(
          path
      )
  
file_path: PaddleOCR/configs/rec/multi_language/generate_multi_language_configs.py
imports: import yaml
  from argparse import ArgumentParser, RawDescriptionHelpFormatter
  import os.path
  import logging
label_desc: Use image node_id 2 for calling a global function with example usage: loss_file(path) without return types