add the import of cer in tuning script
add the import of cer in tuning script

xinghai-sun/models,Superjom/models-1,kuke/models,PaddlePaddle/models,PaddlePaddle/models,qingqing01/models,kuke/models,qingqing01/models,kuke/models,xinghai-sun/models,Superjom/models-1,kuke/models,PaddlePaddle/models,qingqing01/models,lcy-seso/models,lcy-seso/models,xinghai-sun/models,lcy-seso/models,xinghai-sun/models,Superjom/models-1