功能類似flask的鈎子函數 Flask的鈎子函數與peewee.InterfaceError: (0, ‘’)
代碼示例
以下代碼解決peewee連結資料庫長連結斷開的問題
from django.utils.deprecation import MiddlewareMixin
from peewee import *
database = SqliteDatabase('my_app.db')
class DatabaseConnectMiddleware(MiddlewareMixin):
def process_request(self, request):
database.connect()
def process_response(self, request, response):
if not database.is_closed():
database.close()
return response
配置生效
# settings.py
MIDDLEWARE = [
'chart.mymiddlewares.DatabaseConnectMiddleware'
]
參考:
Django進階之中間件