捕获django rest框架中的所有异常

# myapp/middleware.py

from django.core.exceptions import ValidationError
from rest_framework.exceptions import APIException
from rest_framework.views import exception_handler

class CustomExceptionMiddleware:
    def __init__(self, get_response):
        self.get_response = get_response

    def __call__(self, request):
        response = self.get_response(request)
        return response

    def process_exception(self, request, exception):
        if isinstance(exception, (ValidationError, APIException)):
            # 处理ValidationError和APIException异常
            # 可以在这里记录日志、返回自定义错误信息等
            pass
        return None

# settings.py

MIDDLEWARE = [
    # ...
    'myapp.middleware.CustomExceptionMiddleware',
    # ...
]

# settings.py

REST_FRAMEWORK = {
    'EXCEPTION_HANDLER': 'myapp.utils.custom_exception_handler',
}

# myapp/utils.py

from rest_framework.views import exception_handler

def custom_exception_handler(exc, context):
    response = exception_handler(exc, context)

    if response is not None:
        # 处理异常并返回自定义的错误响应
        # 可以在这里记录日志、返回自定义错误信息等
        pass

    return response