将所有错误记录到Django站点上的控制台或文件中

import logging

try:
    # 代码块
except Exception as e:
    logging.error(f"发生错误：{e}")

from django.core.exceptions import ValidationError
from django.db import IntegrityError
from django.http import HttpResponseServerError

try:
    # 代码块
except ValidationError as e:
    logger.error(f"数据验证错误：{e}")
    return HttpResponseServerError("数据验证错误")
except IntegrityError as e:
    logger.error(f"数据完整性错误：{e}")
    return HttpResponseServerError("数据完整性错误")
except Exception as e:
    logger.error(f"发生错误：{e}")
    return HttpResponseServerError("发生错误")

from django.http import HttpResponse

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

    def __call__(self, request):
        logger.info(f"请求：{request}")
        response = self.get_response(request)
        logger.info(f"响应：{response}")
        return response

from django.db.models.signals import pre_save, post_save
from django.dispatch import receiver

@receiver(pre_save, sender=MyModel)
def pre_save_handler(sender, instance, **kwargs):
    logger.info(f"保存前：{instance}")

@receiver(post_save, sender=MyModel)
def post_save_handler(sender, instance, **kwargs):
    logger.info(f"保存后：{instance}")

LOGGING = {
    'version': 1,
    'disable_existing_loggers': False,
    'handlers': {
        'console': {
            'class': 'logging.StreamHandler',
        },
        'file': {
            'level': 'ERROR',
            'class': 'logging.FileHandler',
            'filename': 'error.log',
        },
    },
    'loggers': {
        'django': {
            'handlers': ['console', 'file'],
            'level': 'ERROR',
        },
    },
}