inconsistent error message with drum push

[ToonWeyens]

Running !drum push --code-dir ./custom_model for my Mission 3 assignment errors out

2022-01-26 14:28:58,717 WARNING drum:  Looks like there is a problem. To get more output information try to run with: --verbose
Traceback (most recent call last):
  File "/Users/toon.weyens/.pyenv/versions/3.8.12/bin/drum", line 8, in <module>
    main()
  File "/Users/toon.weyens/.pyenv/versions/3.8.12/lib/python3.8/site-packages/datarobot_drum/drum/main.py", line 110, in main
    CMRunner(runtime).run()
  File "/Users/toon.weyens/.pyenv/versions/3.8.12/lib/python3.8/site-packages/datarobot_drum/drum/drum.py", line 83, in __init__
    self._resolve_target_type()
  File "/Users/toon.weyens/.pyenv/versions/3.8.12/lib/python3.8/site-packages/datarobot_drum/drum/drum.py", line 143, in _resolve_target_type
    raise DrumCommonException(
datarobot_drum.drum.exceptions.DrumCommonException: Target type is missing. It must be provided in --target-type argument, TARGET_TYPE env var or model config file.

Though in the drum push -h message, there is no mention of --target-type, I follow above message with !drum push --code-dir ./custom_model --target-type binary and get

drum: error: unrecognized arguments: --target-type binary