old_contents: # -*- coding: utf-8 -*-
  from __future__ import absolute_import, unicode_literals
  
  from rest_framework import serializers
  
  from commonrepo.groups.models import Group
  from commonrepo.users.models import User as User
  
  class GroupSerializer(serializers.HyperlinkedModelSerializer):
      class Meta:
          model = Group
          fields = ('url', 'id', 'name', 'creator', 'create_date', 'create_date','members','description')
          
  class GroupSerializerV2(serializers.ModelSerializer):
      class Meta:
          model = Group
          fields = ('url', 'id', 'name', 'creator', 'create_date', 'create_date','members','description')
  
new_contents: # -*- coding: utf-8 -*-
  from __future__ import absolute_import, unicode_literals
  
  from rest_framework import serializers
  
  from commonrepo.groups.models import Group
  from commonrepo.users.models import User as User
  
  class GroupSerializer(serializers.HyperlinkedModelSerializer):
      class Meta:
          model = Group
          fields = ('url', 'id', 'name', 'creator', 'description', 'create_date', 'update_date', 'members',)
  
  class GroupSerializerV2(serializers.ModelSerializer):
      class Meta:
          model = Group
          fields = ('url', 'id', 'name', 'creator', 'description', 'create_date', 'update_date', 'members',)
  
subject: 更新 API Groups, 修正 fields 內容的錯誤