old_contents: from django.db import models
  from django.contrib.auth.models import User
  import string, random
  from django import forms
  # Create your models here.
  def _generate_default_hashtag():
      return "".join(random.choice(string.lowercase) for i in range(3))
  class Wall(models.Model):
      hashtag = models.CharField(max_length=20, help_text='Twitter hashtag to tweet to', default=_generate_default_hashtag())
      user =  models.ForeignKey(User, editable=False)
      sms_keyword = models.CharField(max_length=20)
      def __unicode__(self):
          return self.name
          
  TRAFFIC_SOURCE = (
      ('BG', 'Blog'),
      ('FR', 'Friend'),
      ('OT', 'Other',)
  )
  
new_contents: from django.db import models
  from django.contrib.auth.models import User
  import string, random
  from django import forms
  # Create your models here.
  def _generate_default_hashtag():
      return "".join(random.choice(string.lowercase) for i in range(3))
  class Wall(models.Model):
      hashtag = models.CharField(max_length=20, help_text='Twitter hashtag to tweet to', default=_generate_default_hashtag())
      user =  models.ForeignKey(User, editable=False)
      sms_keyword = models.CharField(max_length=20)
      def __unicode__(self):
          return self.sms_keyword
  
  TRAFFIC_SOURCE = (
      ('BG', 'Blog'),
      ('FR', 'Friend'),
      ('OT', 'Other',)
  )
  
  
  
subject: Return sms_keyword as wall name