docs: def AsDict(self, dt=True):
          """
          A dict representation of this Comment instance.
  
          The return value uses the same key names as the JSON representation.
  
          Args:
              dt (bool): If True, return dates as python datetime objects. If
              False, return dates as ISO strings.
  
          Return:
            A dict representing this Comment instance
          """
          data = {}
  
          if self.body:
              data['body'] = self.body
          if self.posted_at:
              data['posted_at'] = self.posted_at
          if self.user:
              data['user'] = self.user.AsDict()
  
          return data