code: def test_delete_file_then_add(self) -> None:
      _warn_on_overwriting_operations(
          [self.delete_file_abc, self.add_file_abc]
      )
  
imports: import unittest
  from huggingface_hub._commit_api import CommitOperationAdd, CommitOperationDelete, _warn_on_overwriting_operations
label_desc: Use image node_id 5 for calling the TestWarnOnOverwritingOperations obj's underlying member method code with example usage: obj.test_delete_file_then_add() without return types