Does just doing open(filename) open it in 'r'... View this post on Instagram Does just doing open(filename) open it in 'r' (read) mode?⬇ ▪ Yes, that's the default for the open() function. ● Follow DDSRY➡ @ddsry21 To Learn Python Programming Language. . A post shared by Python Programming By - DDSRY (@ddsry21) on Sep 12, 2020 at 2:59am PDT