It is kind of funny advice, but when you get past the headline, it makes a lot of sense. From Tango with Django
Do not Read
Whatever you do, do not read this book! It is a hands-on guide to building web applications in Python Django, reading is not doing. To increase the value you gain from this experience, go through and develop the application. When you code up the application, do not just cut and paste the code. Type it in, think about what it does, then read the explanations we have provided to describe what is going on. If you still do not understand, then check out the Django documentation, go to stack overflow, search the web until you have filled this gap in your knowledge.
It is interesting to stumble on this a day after I posted (similar advice) in If you are a student looking for a job