Fixed the CBV of books page

enzosalvador_reading/bookshelf/views.py

 from django.shortcuts import render
 from django.http import HttpResponse
 from django.views import View
+from django.views.generic.list import ListView
+from django.views.generic.detail import DetailView
+
+from .models import Author, Books
 
 # Create your views here.
 
-def homepageIndex(request):
+def HomepageView(request):
     return render(request, 'bookshelf/home.html', {
     })
 
-class booksIndex(View):
-    def get(request):
+class BooksView(View):
+    def get(self, request):
         return render(request, 'bookshelf/books.html')
+