In some topics, some features cannot use for tests but it can use for training. However, are those that cannot use for testing should be deprecated on training? Thinking for some skills to solve this problem.
https://drive.google.com/drive/folders/1xzli1MIz7R8IKtTFsm9MwTXLCBU2eAx0?usp=sharing
Explore the two tasks' folders, respectively.