def task_6(user_uuid, book_uuid):
    ra = UserAnalysis(dt)
    try:

        user_book_alike_sorted = ra.users_alike_sorted(user_uuid, ra.sorter)
        print("(d)Sorted by readership profile for sorting the documents")
        print(user_book_alike_sorted)

        book_alike_sorted = ra.book_alike_sorted(book_uuid, ra.sorter)
        print("(e)Sorted by number of readers of the same document")
        print(book_alike_sorted)

        user_books_alike = ra.user_visitors_alike(user_uuid)
        print("(Extra)Similar users based on common book read")
        print(user_books_alike)

        visitors_books_alike = ra.book_visitors_alike(book_uuid)
        print("(Extra)Similar books based on user reader")
        print(visitors_books_alike)

    except Exception as err:
        print((str(err)))