drf set DEFAULT_THROTTLE_CLASSES, the obtain_jwt_token always get AttributeError 'NoneType' object has no attribute 'is_authenticated'

[rubbish822]

REST_FRAMEWORK = { "DEFAULT_RENDERER_CLASSES": ( "rest_framework.renderers.JSONRenderer", ), 'DEFAULT_AUTHENTICATION_CLASSES': ( 'rest_framework.authentication.BasicAuthentication', # 'rest_framework.authentication.SessionAuthentication', # 'rest_framework.authentication.TokenAuthentication', # 'user.authentication.RedisAuthentication', 'rest_framework_jwt.authentication.JSONWebTokenAuthentication', ), 'DEFAULT_THROTTLE_CLASSES': ( 'rest_framework.throttling.AnonRateThrottle', 'rest_framework.throttling.UserRateThrottle' ), 'DEFAULT_THROTTLE_RATES': { 'anon': '2/hour', 'user': '50/hour' }, 'DEFAULT_PERMISSION_CLASSES': ( 'rest_framework.permissions.IsAuthenticated', ), 'UNICODE_JSON': False, # 'EXCEPTION_HANDLER': 'user.exception_handler.custom_exception_handler', 'DEFAULT_PAGINATION_CLASS': 'user.utils.StandardResultsSetPagination', 'PAGE_SIZE': 20, 'DEFAULT_FILTER_BACKENDS': ( 'rest_framework.filters.SearchFilter', 'django_filters.rest_framework.DjangoFilterBackend', 'rest_framework.filters.OrderingFilter' ), 'UNAUTHENTICATED_USER': None, 'DATETIME_FORMAT': '%Y-%m-%d %H:%M', }

from rest_framework_jwt.views import obtain_jwt_token, refresh_jwt_token urlpatterns = [ url(r'^api-token-auth/', obtain_jwt_token), ] AttributeError at /api-token-auth/ 'NoneType' object has no attribute 'is_authenticated'

when i change the source code, add throttle_classes = () , it's work!!! and i don't kown why???? class JSONWebTokenAPIView(APIView): """ Base API View that various JWT interactions inherit from. """ permission_classes = () authentication_classes = () # add throttle_classes = () , it's work!!! throttle_classes = ()

[rubbish822]

djangorestframework 3.6.3
djangorestframework-jwt 1.11.0 this is a bug???