customizing auth.User to accept an email based login This app solves the problem by allowing users to log in using their email address. It's not a bug that it

customizing auth.User to accept an email based login This app solves the problem by allowing users to log in using their email address. It's not a bug that it doesn't deal with account creation - it's outside the scope of the app. That said, it is fairly trivial to create a registration form that enforces the constraints you mentioned.