How to implement authentication?

Question

Flask

Hello, how to implement registration and login on the flask framework. How much I googled, how much I watched the video and did not understand what was happening, please explain for the stupid

Answer 1

Naturally, they did not understand. Read textbooks instead of viewing seen, there will be more sense.

Answer 2

For authentication, you need a table of users with the necessary data.
Registration requires a registration form. Login requires a login form.
Then all this is connected by the Flask-Login module - in principle, the documentation is a completely normal example