transformers

282f3ac3 - [debug utils] activation/weights underflow/overflow detector (#11274)

[debug utils] activation/weights underflow/overflow detector (#11274) * sync * add activation overflow debug utility * cleanup * document detect_overflow * import torch * add deprecation warning * Apply suggestions from code review Co-authored-by: Sylvain Gugger <35901082+sgugger@users.noreply.github.com> * convert to rst, add note * add class * fix docs * improve the doc * rework to dump a lot more info about each frame * complete expansion * cleanup * format * cleanup * doesn't have to be transformers * Apply suggestions from code review Co-authored-by: Sylvain Gugger <35901082+sgugger@users.noreply.github.com> * wrap long line * style Co-authored-by: Sylvain Gugger <35901082+sgugger@users.noreply.github.com>