print(dir(request.user))
['__class__',
'__delattr__',
'__dict__', '__doc__', '__eq__', '__format__', '__getattribute__', '__hash__', '__init__', '__module__', '__ne__', '__new__', '__reduce__', '__reduce_ex__', '__repr__', '__setattr__', '__sizeof__', '__str__', '__subclasshook__', '__unicode__', '__weakref__', '_get_groups', '_ get_user_permissions', '_groups', '_user_permissions', 'check_password', 'delete', 'get_all_permissions', 'get_group_permissions', 'get_username', 'groups', 'has_module_perms', 'has_perm', 'has_perms', 'id', 'is_active', 'is_anonymous', 'is_authenticated', 'is_staff', 'is_superuser', 'pk', 'save', 'set_p assword', 'user_permissions', 'username']
http://www.cnblogs.com/scolia/archive/2016/07/01/5633351.html
session、cookie
http://blog.csdn.net/alvine008/article/details/50216113