Corrected model name from 'Books' to 'Book' and made migrations

mattarpas_reading/bookshelf/admin.py

 from django.contrib import admin
-from .models import Author, Books
+from .models import Author, Book
 
 class AuthorAdmin(admin.ModelAdmin):
     model = Author
 
-class BooksAdmin(admin.ModelAdmin):
-    model = Books
+class BookAdmin(admin.ModelAdmin):
+    model = Book
 
 admin.site.register(Author, AuthorAdmin)
-admin.site.register(Books, BooksAdmin)
+admin.site.register(Book, BookAdmin)
\ No newline at end of file

mattarpas_reading/bookshelf/migrations/0003_rename_books_book.py

+# Generated by Django 4.1.6 on 2023-03-28 14:13
+
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('bookshelf', '0002_alter_books_isbn'),
+    ]
+
+    operations = [
+        migrations.RenameModel(
+            old_name='Books',
+            new_name='Book',
+        ),
+    ]

mattarpas_reading/bookshelf/models.py

@@ -7,7 +7,7 @@ class Author(models.Model):
     nationality = models.CharField(max_length=50)
     bio = models.TextField(max_length=700)
 
-class Books(models.Model):
+class Book(models.Model):
     title = models.CharField(max_length=180)
     author = models.ForeignKey(Author, on_delete=models.CASCADE)
     publisher = models.CharField(max_length=80)