edited admin.py

jakhermosisima_reading/bookshelf/admin.py

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