* fix the prefix tokens * update fast and test values * add legacy behaviour Co-authored-by: sgugger <sylvain.gugger@gmail.com> * update disclaimer, linkissue PR and behaviral changes * Apply suggestions from code review Co-authored-by: Lysandre Debut <hi@lysand.re> * styling * make a quote * quote this time --------- Co-authored-by: sgugger <sylvain.gugger@gmail.com> Co-authored-by: Lysandre Debut <hi@lysand.re>