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3fcc9461 - Do not import `transformer_engine` on import (#3056)

Do not import `transformer_engine` on import (#3056) * Do not import `transformer_engine` on import * fix message * add test * Update test_imports.py * resolve comment 1/2 * resolve comment 1.5/2 * lint * more lint * Update tests/test_imports.py Co-authored-by: Zach Mueller <muellerzr@gmail.com> * fmt --------- Co-authored-by: Zach Mueller <muellerzr@gmail.com>