Modify Publisher class to the top of file. Because Book class call Publisher class

Author: neoneo40

books/models.py

@@ -1,6 +1,15 @@
 from django.db import models
 
 
+class Publisher(models.Model):
+    name = models.CharField(max_length=50)
+    address = models.CharField(max_length=100)
+    website = models.URLField()
+
+    def __unicode__(self):
+        return self.name
+
+
 class Book(models.Model):
     title = models.CharField(max_length=100)
     authors = models.ManyToManyField('Author')
@@ -16,14 +25,5 @@ class Author(models.Model):
     name = models.CharField(max_length=50)
     email = models.EmailField()
 
-    def __unicode__(self):
-        return self.name
-
-
-class Publisher(models.Model):
-    name = models.CharField(max_length=50)
-    address = models.CharField(max_length=100)
-    website = models.URLField()
-
     def __unicode__(self):
         return self.name