Download the Passport Drive utility wdpassport-utils, replace the imported library py_sg with py3_sg.

import py3_sg as py_sg

Install packages python-devel and lsscsi using the package management.

Install python library py3_sg using pip3:

sudo pip3 install --user git+https://github.com/tvladyslav/py3_sg

Get the drive name, check the line [xxx] Attached SCSI disk above the WD My Passport Drive.

dmesg | grep -i scsi

Mount the drive and enter the password.

sudo ~/wdpassport-utils.py -u --device /dev/xxx