[英]DRF .as_viewset on {'post': 'list'} return attribute error?
I am trying to send some text: example: "Hello World" to DRF end-point.我正在尝试发送一些文本:示例:“Hello World”到 DRF 端点。
This endpoint on receiving this text is to send me a e-mail with the text.接收此文本的端点是向我发送一封包含该文本的电子邮件。
When I hit the end-point with Postman, I get the error:当我以 Postman 到达终点时,出现错误:
Internal Server Error: /api/errors Traceback (most recent call last): File "/Users/sid/eb-virt/lib/python3.8/site-packages/django/core/handlers/exception.py", line 55, in inner response = get_response(request) File "/Users/sid/eb-virt/lib/python3.8/site-packages/django/core/handlers/base.py", line 197, in _get_response response = wrapped_callback(request, *callback_args, **callback_kwargs) File "/Users/sid/eb-virt/lib/python3.8/site-packages/django/views/decorators/csrf.py", line 54, in wrapped_view return view_func(*args, **kwargs) File "/Users/sid/eb-virt/lib/python3.8/site-packages/rest_framework/viewsets.py", line 117, in view handler = getattr(self, action) AttributeError: 'ErrorMsgViewSet' object has no attribute 'list'
内部服务器错误:/api/errors Traceback(最近调用最后):文件“/Users/sid/eb-virt/lib/python3.8/site-packages/django/core/handlers/exception.py”,第 55 行, inner response = get_response(request) File "/Users/sid/eb-virt/lib/python3.8/site-packages/django/core/handlers/base.py", line 197, in _get_response response = wrapped_callback( request, *callback_args, **callback_kwargs) 文件“/Users/sid/eb-virt/lib/python3.8/site-packages/django/views/decorators/csrf.py”,第 54 行,在 wrapped_view return view_func(* args, **kwargs) 文件“/Users/sid/eb-virt/lib/python3.8/site-packages/rest_framework/viewsets.py”,第 117 行,视图 handler = getattr(self, action) AttributeError: ' ErrorMsgViewSet' object 没有属性 'list'
To test this out:要对此进行测试:
urls.py网址.py
from django.urls import path
from .api import *
urlpatterns = [
path('api/errors', ErrorMsgViewSet.as_view({'post': 'list'}), name='errors'),
]
# I tried .as_view(), which gave me an error to change to the above format
# i tried using router.register() and got errors on using generic.GenericAPIview
api.py api.py
from rest_framework import viewsets
from email_alerts.serializers import ErrorsSerializer
class ErrorMsgViewSet(viewsets.GenericViewSet):
serializer_class = ErrorsSerializer
permission_classes = [
]
def post(self, request, *args, **kwargs):
print(request.data)
models.py模型.py
from django.db import models
# Create your models here.
class ErrorsModel(models.Model):
error_msg = models.CharField(max_length=5000, blank=True, null=True)
serializers.py序列化程序.py
from rest_framework import serializers
from email_alerts.models import ErrorsModel
class ErrorsSerializer(serializers.ModelSerializer):
error_msg = serializers.CharField(
required=False, allow_null=True, allow_blank=True)
class Meta:
model = ErrorsModel
fields = '__all__'
You made a mapping such that a POST request is mapped to the list
view, which is strange , so you need to implement a list
method:你做了一个映射,这样一个 POST 请求被映射到
list
视图,这很奇怪,所以你需要实现一个list
方法:
class ErrorMsgViewSet(viewsets.GenericViewSet):
serializer_class = ErrorsSerializer
permission_classes = []
def list(
self, request, *args, **kwargs
): # 🖘 will be triggered with a POST request
print(request.data)
# …
You probably however do not want this mapping, so you register it with:但是你可能不想要这个映射,所以你注册它:
urlpatterns = [
# map a POST request to post 🖟
path('api/errors', ErrorMsgViewSet.as_view({'post': 'post'}), name='errors'),
]
and then thus implement a post
method.然后实现一个
post
方法。
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