email = models.EmailField(max_length = 100, unique = True)
answers = models.CharField(max_length = 65536, null = True, blank = True)
key_sent = models.BooleanField(default = False)
+ def __unicode__(self):
+ return ', '.join((self.last_name, self.first_name, self.email))
@classmethod
def generate_key(cls):