old_contents: from django.db import models
  from django.utils import timezone
  
  
  class Question(models.Model):
      question_text = models.CharField(max_length=2000)
      pub_date = models.DateTimeField('date published', default=timezone.now())
      allow_custom = models.BooleanField(default=False)
      allow_multiple = models.BooleanField(default=False)
  
      def only_custom(self):
          return self.choice_set.filter(custom=False) == 0
  
      def __unicode__(self):
          return self.question_text
  
  
  class Choice(models.Model):
      question = models.ForeignKey(Question)
      choice_text = models.CharField(max_length=200)
      votes = models.IntegerField(default=0)
      custom = models.BooleanField(default=False)
  
      def __unicode__(self):
          return self.choice_text
new_contents: from django.db import models
  from django.utils import timezone
  
  
  class Question(models.Model):
      question_text = models.CharField(max_length=2000)
      pub_date = models.DateTimeField('date published', default=timezone.now())
      allow_custom = models.BooleanField(default=False)
      allow_multiple = models.BooleanField(default=False)
  
      def only_custom(self):
          return self.choice_set.filter(custom=False) == 0
  
      def __unicode__(self):
          return self.question_text
  
  
  class Choice(models.Model):
      question = models.ForeignKey(Question)
      choice_text = models.CharField(max_length=10000)
      votes = models.IntegerField(default=0)
      custom = models.BooleanField(default=False)
  
      def __unicode__(self):
          return self.choice_text
subject: Increase model size