Fix flake8 errors

recircle/image/models.py

@@ -17,11 +17,11 @@ class Disk(models.Model):
     )
     )
 
 
 
 
-class Image(model.Model):
-    
+class Image(models.Model):
+
     """A virtual image.
     """A virtual image.
     """
     """
-    
+
     name = models.CharField(
     name = models.CharField(
         max_length=100,
         max_length=100,
         verbose_name="name",
         verbose_name="name",