old_contents: from django.db import models
  from django.urls import reverse
  
  
  class Document(models.Model):
      FILE_TYPES = ('md', 'txt')
  
      repo = models.ForeignKey('interface.Repo', related_name='documents')
      path = models.TextField()
      filename = models.TextField()
      body = models.TextField(blank=True)
      commit_date = models.DateTimeField()
  
      def __str__(self):
          return '{}/{}'.format(self.path, self.filename)
  
      @property
      def github_view_link(self):
          return 'https://github.com/{0}/blob/{1}{2}'.format(self.repo.full_name, self.repo.wiki_branch, str(self))
  
      @property
      def github_edit_link(self):
          return 'https://github.com/{0}/edit/{1}{2}'.format(self.repo.full_name, self.repo.wiki_branch, str(self))
  
      def get_absolute_url(self):
          return reverse('repo_detail', kwargs={'full_name': self.repo.full_name, 'path': str(self)})
  
      class Meta:
          unique_together = ('repo', 'path', 'filename')
  
new_contents: from django.db import models
  from django.urls import reverse
  
  
  class Document(models.Model):
      FILE_TYPES = ('md', 'txt')
  
      repo = models.ForeignKey('interface.Repo', related_name='documents')
      path = models.TextField()
      filename = models.TextField()
      body = models.TextField(blank=True)
      commit_date = models.DateTimeField()
  
      def __str__(self):
          return self.full_path
  
      @property
      def full_path(self):
          return '{}/{}'.format(self.path, self.filename)
  
      @property
      def github_view_link(self):
          return 'https://github.com/{0}/blob/{1}{2}'.format(self.repo.full_name, self.repo.wiki_branch, self.full_path)
  
      @property
      def github_edit_link(self):
          return 'https://github.com/{0}/edit/{1}{2}'.format(self.repo.full_name, self.repo.wiki_branch, self.full_path)
  
      def get_absolute_url(self):
          return reverse('repo_detail', kwargs={'full_name': self.repo.full_name, 'path': self.full_path})
  
      class Meta:
          unique_together = ('repo', 'path', 'filename')
  
subject: Move Document.__str__ to named method