sample return three arguments even when beamsearch is off
sample return three arguments even when beamsearch is off

zerkh/GroundHog,OlafLee/LV_groundhog,OlafLee/LV_groundhog,dmitriy-serdyuk/EncDecASR,ZenDevelopmentSystems/GroundHog,sebastien-j/LV_groundhog,OlafLee/LV_groundhog,dmitriy-serdyuk/EncDecASR,kyunghyuncho/GroundHog,kyunghyuncho/GroundHog,zerkh/GroundHog,sebastien-j/LV_groundhog,zerkh/GroundHog,ZhangAustin/GroundHog,ronuchit/GroundHog,lisa-groundhog/GroundHog,ZenDevelopmentSystems/GroundHog,vseledkin/LV_groundhog,zerkh/GroundHog,OlafLee/LV_groundhog,sebastien-j/LV_groundhog,ZenDevelopmentSystems/GroundHog,dmitriy-serdyuk/EncDecASR,hezhenghao/GroundHog,dmitriy-serdyuk/EncDecASR,lisa-groundhog/GroundHog,kyunghyuncho/GroundHog,kyunghyuncho/GroundHog,hezhenghao/GroundHog,sebastien-j/LV_groundhog,vseledkin/LV_groundhog,ZenDevelopmentSystems/GroundHog,kyunghyuncho/GroundHog,lisa-groundhog/GroundHog,ronuchit/GroundHog,ZhangAustin/GroundHog,sebastien-j/LV_groundhog,ronuchit/GroundHog,lisa-groundhog/GroundHog,vseledkin/LV_groundhog,ZenDevelopmentSystems/GroundHog,ronuchit/GroundHog,ZhangAustin/GroundHog,lisa-groundhog/GroundHog,vseledkin/LV_groundhog,hezhenghao/GroundHog,OlafLee/LV_groundhog,vseledkin/LV_groundhog,OlafLee/LV_groundhog,ZhangAustin/GroundHog,sebastien-j/LV_groundhog,vseledkin/LV_groundhog,hezhenghao/GroundHog,hezhenghao/GroundHog,zerkh/GroundHog,ronuchit/GroundHog