[config] fix check_dir() errors from commit d49fa145fdf1f016e2ba8ff5ea73213c072624f2
[config] fix check_dir() errors from commit d49fa145fdf1f016e2ba8ff5ea73213c072624f2

Uname-a/knife_scraper,Uname-a/knife_scraper,Uname-a/knife_scraper