Fixing E302 Errors

Signed-off-by: Jason Myers <jason@jasonamyers.com>

tests/null_queries/models.py

@@ -11,6 +11,7 @@ class Poll(models.Model):
     def __str__(self):
         return "Q: %s " % self.question
 
+
 @python_2_unicode_compatible
 class Choice(models.Model):
     poll = models.ForeignKey(Poll)
@@ -20,12 +21,16 @@ class Choice(models.Model):
         return "Choice: %s in poll %s" % (self.choice, self.poll)
 
 # A set of models with an inner one pointing to two outer ones.
+
+
 class OuterA(models.Model):
     pass
 
+
 class OuterB(models.Model):
     data = models.CharField(max_length=10)
 
+
 class Inner(models.Model):
     first = models.ForeignKey(OuterA)
     # second would clash with the __second lookup.