code: def get_output_path(self, filename: str, prefix: str = "") -> str:
      aug_filename = f"aug_{prefix}{filename}"
      output_path = os.path.join(self.output_dir, aug_filename)
      return output_path
  
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 2 for calling the BaseAugConfig obj's underlying member method code with example usage: obj.get_output_path(filename, prefix) and returns: output_path