Step by Step...

group = Group.objects.get(name='rd') users = group.user_set.all()

调用django的sql方法，例如User.objects.all()通常会返回一个QuerySets>>> from django.contrib.auth.models import User, Group >>> print User.objects.filter(groups__name='cache-qc')<QuerySet [<User: si.li>, <User: san.zh