命令行执行Django脚本的方法

update.py
    import os
    import sys
    import django
    sys.path.append(r'C:\Users\Administrator\PycharmProjects\s6day109')
 
    os.chdir(r'C:\Users\Administrator\PycharmProjects\s6day109')
    os.environ.setdefault("DJANGO_SETTINGS_MODULE", "s6day109.settings")
    django.setup()
 
    from crm import models
 
    v = models.Customer.objects.all()
    print(v)
 
30 01 * * *  /usr/local/bin/python /usr/bin/update.py
 
服务：
yum install crontabs
    /sbin/service crond start //启动服务
    /sbin/service crond stop //关闭服务
 
vim /etc/crontab
    30 01 * * *  /usr/local/bin/python /usr/bin/update.py