added BookListView to views.py in bookshelf module

bookshelf/views.py

 from django.shortcuts import render
 from django.views import generic
-# from .models import
+from .models import Books
 
 # Create your views here.
 
@@ -10,7 +10,10 @@ class HomePageView(generic.TemplateView):
 
 
 class BookListView(generic.ListView):
-    pass
+    model = Books
+    template_name = 'bookshelf/books.html'
+    queryset = Books.objects.all()
+    context_object_name = 'books'
 
 
 class BookDetailView(generic.DetailView):