...
total 4 drwxr-xr-x 1 ken None 0 Nov 19 18:20 . drwxr-xr-x 1 ken None 0 Nov 19 19:10 .. -rw-r--r-- 1 ken None 0 Nov 19 18:20 demo_file_A -rw-r--r-- 1 ken None 0 Nov 19 18:20 demo_file_B
/usr/bin/ls: cannot access 'not_a_real_dir': No such file or directory