版本: django:2.1.7 python:3.7 mysql:5.7.25 今天在用django做mysql备份和恢复的时候,备份没问题,恢复时出现如下错误提示: The request's session was deleted before the request completed. The user may have logged out in a concurrent request, for example. 恢复的命令如下: recoverycmd = "mysql -u&q…