【flask】Unable to acquire Oracle environment handle 报错
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启动pychram+flask项目遇到了错误报错信息：
sqlalchemy.exc.InterfaceError
InterfaceError: (cx_Oracle.InterfaceError) Unable to acquire Oracle environment handle
解决方案：oracle环境配置错误，注意如下三个oracle的环境配置
变量名 ORACLE_HOME
变量值 E:\Oracle\product\11.2.0\dbhome_1
变量名 TNS_ADMIN
变量值 E:\Oracle\product\11.2.0\dbhome_1\NETWORK\ADMIN
变量名 NLS_LANG。
变量值 SIMPLIFIED CHINESE_CHINA.ZHS16GBK、
而后重启下
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