Finalized admin panel for bookshelf app.

alliyah_marcelo_reading/bookshelf/admin.py

 from django.contrib import admin
 
-# Register your models here.
+from .models import Author, Books
+
+
+class AuthorAdmin(admin.ModelAdmin):
+    model = Author
+
+    list_display = ('first_name', 'last_name', 'nationality',)
+    search_fields = ('first_name', 'last_name', 'nationality',)
+    list_filter = ('first_name', 'last_name', 'nationality',)
+
+    fieldsets = [
+        ('Author Data', {
+            'fields':[
+                ('first_name', 'last_name', 'age', 'nationality'), 'bio'
+            ]
+        }),
+    ]
+
+
+class BooksAdmin(admin.ModelAdmin):
+    model = Books
+
+    list_display = ('title', 'year_published', 'ISBN', 'author', 'publisher',)
+    search_fields = ('title', 'ISBN', 'author', 'publisher',)
+    list_filter = ('title', 'ISBN', 'author', 'publisher',)
+
+    fieldsets = [
+        ('Book Data', {
+            'fields':[
+                ('title', 'year_published', 'ISBN', 'publisher'), 'author', 'blurb'
+            ]
+        }),
+    ]
+
+
+admin.site.register(Author, AuthorAdmin)
+admin.site.register(Books, BooksAdmin)
\ No newline at end of file

alliyah_marcelo_reading/bookshelf/models.py

@@ -25,4 +25,4 @@ class Books(models.Model):
     blurb = models.TextField()
 
     def __str__(self):
-        return '{} ({})'.format(self.title, self.author)
+        return '{} ({}) by {}'.format(self.title, self.year_published, self.author)

alliyah_marcelo_reading/bookshelf/urls.py

 from django.urls import path
+
 from .views import index