defined authorview and bookview to fix error in Book-Edit and Author-Edit

reading/bookshelf/views.py

-from django.shortcuts import render
+from django.shortcuts import render, redirect
 from django.views import View
 from django.views.generic.detail import DetailView
 from django.views.generic.list import ListView
 from django.views.generic.edit import UpdateView
 from django.shortcuts import get_object_or_404
 from django.views.generic.edit import CreateView, UpdateView
+from django.forms import formset_factory, BaseFormSet, HiddenInput, modelform_factory
+from django.http import HttpResponse
 
 from .models import Books, Authors
 from .forms import BookForm, AuthorForm
@@ -60,16 +62,31 @@ class AuthorCreateView(CreateView):
 
 class BookUpdateView(UpdateView):
     model = Books
-    form_class = BookForm
+    fields = '__all__'
     template_name = 'bookshelf/edit-book.html'
-    def get_success_url(self):
-        return reverse_lazy('books_details', kwargs={'pk': self.object.pk})
     
 
 class AuthorUpdateView(UpdateView):
     model = Authors
-    form_class = AuthorEditForm
+    fields = '__all__'
     template_name = 'bookshelf/edit-author.html'
-    def get_success_url(self):
-        return reverse_lazy('author_details', kwargs={'pk': self.object.pk})
+    
+    
+def book_view(request):
+    book = Books.object.get(pk=self.object.pk)
+    if request.method == 'POST':
+        form = BookForm(request.POST, instance = book)
+        form.save()
+    BookModelFormFactory = modelform_factory(Books, fields='__all__')
+    form = BookModelFormFactory()
+    return render (request, 'bookshelf/edit-book.html' ,{'form':form})
+    
+def author_view(request):
+    author = Authors.object.get(pk=self.object.pk)
+    if request.method == 'POST':
+        form = AuthorForm(request.POST, instance = author)
+        form.save()
+    AuthorModelFormFactory = modelform_factory(Authors, fields='__all__')
+    form = AuthorModelFormFactory()
+    return render (request, 'bookshelf/edit-author.html', {'form':form})
 # Create your views here.