cx_Oracle.DatabaseError: ORA-12541: TNS:no listener

问题:利用Python连接Oracle时报错,完整过程如下

import cx_Oracle
conn = cx_Oracle.connect(testma/dingjia@192.168.88.139:1521/orcl)
Traceback (most recent call last):
  File "", line 1, in
cx_Oracle.DatabaseError: ORA-12541: TNS:no listener
解决:
打开Oralce机器的Net Configuration Assistant,重新进行TNS配置。ps:若没有则添加一个。

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文章来自:http://www.cnblogs.com/lukcyjane/p/3845020.html
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