transformers

51d73270 - [docs] add xpu environment variable for gpu selection (#38194)

[docs] add xpu environment variable for gpu selection (#38194) * squash commits * rename gpu * rename accelerator * change _toctree.yml * Apply suggestions from code review Co-authored-by: Steven Liu <59462357+stevhliu@users.noreply.github.com> --------- Co-authored-by: sdp <sdp@a4bf01943ff7.jf.intel.com> Co-authored-by: Steven Liu <59462357+stevhliu@users.noreply.github.com> Co-authored-by: Marc Sun <57196510+SunMarc@users.noreply.github.com>