Fix typo for todo tutorial line 300 and 301 (#999)
Fix typo for todo tutorial line 300 and 301 (#999)


fkazimierczak/bottle,defnull/bottle,ifduyue/bottle,bottlepy/bottle,oz123/bottle,ifduyue/bottle,oz123/bottle,bottlepy/bottle,defnull/bottle,fkazimierczak/bottle