""" $ snapcraft login Enter your Ubuntu One SSO credentials. Email: <email address hidden> Password: We strongly recommend enabling multi-factor authentication: https://help.ubuntu.com/community/SSO/FAQs/2FA You need to set a username. It will appear in the developer field alongside the other details for your snap. Please visit https://myapps.developer.ubuntu.com/dev/account/ and login again. Login failed. """ I'd suggest not showing the 2FA suggestion unless there's a successful login. Saying "login failed" is a bit redundant given that you just instructed them to login again. That might be better at the start of the paragraph, if present at all.