old_contents: from datetime import datetime
  
  from django.db import models
  
  
  class Topic(models.Model):
      name = models.CharField(max_length=100)
      description = models.TextField(blank=True, null=True)
      attachment = models.ManyToManyField('attachments.Attachment')
      voted_for = models.PositiveIntegerField(blank=True, null=True)
      voted_against = models.PositiveIntegerField(blank=True, null=True)
      voted_abstain = models.PositiveIntegerField(blank=True, null=True)
      statement = models.TextField(blank=True, null=True)
      protocol = models.ForeignKey('Protocol', related_name='topics')
  
      def __unicode__(self):
          return self.name
  
  
  class Institution(models.Model):
      name = models.CharField(max_length=64)
  
      def __unicode__(self):
          return self.name
  
  
  class Protocol(models.Model):
      conducted_at = models.DateField(default=datetime.now)
      institution = models.ForeignKey(Institution)
      number = models.CharField(max_length=20, unique=True)
      scheduled_time = models.TimeField()
      excused = models.ManyToManyField('members.User', related_name='meetings_excused')
      absent = models.ManyToManyField('members.User', related_name='meetings_absent')
      attendents = models.ManyToManyField('members.User', related_name='meetings_attend')
      start_time = models.TimeField()
      additional = models.TextField(blank=True, null=True)
      quorum = models.PositiveIntegerField()
      majority = models.PositiveIntegerField()
      current_majority = models.PositiveIntegerField()
      information = models.TextField(blank=True, null=True)
  
      def __unicode__(self):
          return self.number
  
      def get_topics(self):
          return "; ".join([topic.name for topic in self.topics.all()])
  
      def get_absent(self):
          return "; ".join([user.first_name + ' ' + user.last_name for user in self.absent.all()])
  
      class Meta:
          get_latest_by = 'conducted_at'
          ordering = ('-conducted_at',)
  
new_contents: from datetime import datetime
  
  from django.db import models
  
  
  class Topic(models.Model):
      name = models.CharField(max_length=100)
      description = models.TextField(blank=True, null=True)
      attachment = models.ManyToManyField('attachments.Attachment')
      voted_for = models.PositiveIntegerField(blank=True, null=True)
      voted_against = models.PositiveIntegerField(blank=True, null=True)
      voted_abstain = models.PositiveIntegerField(blank=True, null=True)
      statement = models.TextField(blank=True, null=True)
      protocol = models.ForeignKey('Protocol', related_name='topics')
  
      def __unicode__(self):
          return self.name
  
  
  class Institution(models.Model):
      name = models.CharField(max_length=64)
  
      def __unicode__(self):
          return self.name
  
  
  class Protocol(models.Model):
      conducted_at = models.DateField(default=datetime.now)
      institution = models.ForeignKey(Institution)
      number = models.CharField(max_length=20, unique=True)
      scheduled_time = models.TimeField()
      excused = models.ManyToManyField('members.User', related_name='meetings_excused')
      absent = models.ManyToManyField('members.User', related_name='meetings_absent')
      attendents = models.ManyToManyField('members.User', related_name='meetings_attend')
      start_time = models.TimeField()
      additional = models.TextField(blank=True, null=True)
      quorum = models.PositiveIntegerField()
      majority = models.PositiveIntegerField()
      current_majority = models.PositiveIntegerField()
      information = models.TextField(blank=True, null=True)
  
      def __unicode__(self):
          return self.number
  
      def get_topics(self):
          return "; ".join([topic.name for topic in self.topics.all()])
  
      def get_absent(self):
          return "; ".join([user.first_name + ' ' + user.last_name for user in self.absent.all()])
  
subject: Remove useless lines of code