.py

import os
from omegaconf import DictConfig
import hydra

@hydra.main()
def my_app(_cfg: DictConfig) -> None:
   print(f"Current working directory : {os.getcwd()}")
   print(f"Orig working directory    : {hydra.utils.get_original_cwd()}")
   print(f"to_absolute_path('foo')   : {hydra.utils.to_absolute_path('foo')}")
   print(f"to_absolute_path('/foo')  : {hydra.utils.to_absolute_path('/foo')}")


if __name__ == "__main__":
   my_app()