Modified models.py

diannedelpilar_reading/bookshelf/models.py

@@ -10,7 +10,7 @@ class Author(models.Model):
 
     def __str__(self):
         return self.first_name + ' ' + self.last_name
-
+        # or return '{}{}'.format(self.first_name, self.last_name)
 
 class Book(models.Model):
     title = models.CharField(max_length=300)