The best free Python resource is the one that matches your current goal and gives you a way to practice. Beginners usually need a structured introduction, short exercises, and a project path. Official documentation becomes more useful after the basic concepts are familiar because it teaches precise behavior and vocabulary.
Use interactive lessons for immediate feedback, videos for demonstrations, and written guides for reference. Avoid collecting resources without completing them. Choose one main course, one reference source, and one project. When a tutorial is old, test its commands against a current Python environment rather than assuming every instruction remains correct.
A free learning plan can include fundamentals, files and APIs, testing, and one portfolio project. Join a community for questions, but learn to create a minimal example before asking for help. Consistent practice beats an expensive collection of unfinished courses.