1、安装oracle客户端,需要与python版本一致,python是64位则安装64位
2、将oracle解压到c盘根目录中
3、创建目录C:\instantclient_11_2\network\admin
4、在admin下新建文件tnsnames.ora, 添加内容:
LESXS_USER =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = TCP)(HOST = 10.255.52.21)(PORT = 1521))
)
(CONNECT_DATA =
(SERVICE_NAME = orcl)
)
)
5、新增环境变量:TNS_ADMIN:C:\instantclient_11_2
6、pip install cx_Oracle