import datetime,time,os,schedule

#filepath = 'E:/safeyunbackup/'+filename
#backstr = 'C:/PostgreSQL/10/bin/pg_dump -h localhost -U postgres safedb > '+ filepath
#os.system(backstr)
#print(filename +'备份成功')

def backup():
    os.system('save.bat')
    filename = 'safedb_'+ datetime.datetime.now().strftime("%Y-%m-%d")
    print('pg备份成功--'+ filename)

def clearsession():
    os.system('python D:\mysite\manage.py clearsessions')
    print('清除过期session成功--'+ datetime.datetime.now().strftime("%Y-%m-%d %H:%M:%S"))

schedule.every().day.at("01:30").do(backup)
#schedule.every(6).hour.do(backup)

while True:
        schedule.run_pending()
        time.sleep(1)