code: def get_input_path(
      self, input_file_index: Optional[int] = None
  ) -> Tuple[str, str]:
      if input_file_index is None:
          input_file_index = self.input_file_index
  
      filename = self.input_files[input_file_index]
      filepath = os.path.join(self.input_dir, filename)
      return filepath, filename
  
file_path: AugLy/augly/tests/base_configs.py
imports: import os
  from dataclasses import dataclass
  from typing import Optional, Sequence, Tuple
  from augly.utils import TEST_URI
label_desc: Use image node_id 1 for calling the BaseAugConfig obj's underlying member method code with example usage: obj.get_input_path(input_file_index) and returns: filepath,  filename