code: def decrypt_file(self,
                       path,
                       output_path=None,
                       overwrite=False,
                       enable_verbose=True):
          
          path, output_path = files.process_dst_overwrite_args(
              src=path, dst=output_path, overwrite=overwrite,
              src_to_dst_func=files.get_decrpyted_path,
          )
  
          with open(path, "rb") as infile, open(output_path, "wb") as outfile:
              decrypt_bigfile(infile, outfile, self.my_privkey)
docs: Decrypt a file using rsa.