data postback
1、python3+
2、数据库相关驱动
// mac osx
brew install unixodbc [issue](https://github.com/mkleehammer/pyodbc/issues/87)
安装oracle client library [教程+下载链接](https://oracle.github.io/odpi/doc/installation.html#macos)
1、pip install -r requirements.txt
2、linux: export APP_MODE={dev|test|prod}, windows: SET APP_MODE={dev|test|prod}
3、python __main__.py 或 python .