import teradata
udaExec = teradata.UdaExec (appName="testconnec",version="1.0",logConsole=False) 
session = udaExec.connect(method="odbc",dsn="TeraDev",username="usename",password="password");

  

以上代码因错误而失败：   追溯（最近通话   最后）：文件“”，文件中第1行   “ /home/hadoop/.local/lib/python2.7/site-packages/teradata/udaexec.py”，   连接线183       ** args））文件“ /home/hadoop/.local/lib/python2.7/site-packages/teradata/tdodbc.py”，   第421行， init       init（odbcLibPath）文件“ /home/hadoop/.local/lib/python2.7/site-packages/teradata/tdodbc.py”，   366行，init       initOdbclibrary（odbcLibPath）文件“ /home/hadoop/.local/lib/python2.7/site-packages/teradata/tdodbc.py”，   initOdbclibrary中的第319行       odbc = ctypes.cdll.Loadlibrary（odbcLibPath）文件“ /usr/lib64/python2.7/ctypes/init.py”，行438，在Loadlibrary中       返回self._dlltype（name）文件“ /usr/lib64/python2.7/ctypes/init.py”，行360，位于 init       self._handle = _dlopen（self._name，mode）OSError：libodbc.so：无法打开共享对象文件：没有这样的文件或目录。

export ODBCINI=/opt/teradata/client/16.20/odbc_64/odbc.ini
export ODBCINST=/opt/teradata/client/16.20/odbc_64/odbcinst.ini
export LD_libraRY_PATH=/opt/teradata/client/16.20/odbc_64/lib

***调整完以上环境变量后****

import teradata



udaExec=teradata.UdaExec(odbcLibPath="/opt/teradata/client/16.20/odbc_64/lib/libodbc.so",appName="testconnec",logConsole=False)

session = udaExec.connect(method="odbc",username="user",password="password",driver="Teradata Database ODBC Driver 16.20");


Error:
Traceback (most recent call last):
  File "<stdin>",line 1,in <module>
  File "/home/hadoop/.local/lib/python2.7/site-packages/teradata/udaexec.py",line 183,in connect
    **args))
  File "/home/hadoop/.local/lib/python2.7/site-packages/teradata/tdodbc.py",line 454,in __init__
    checkStatus(rc,hDbc=self.hDbc,method="SQLDriverConnectW")
  File "/home/hadoop/.local/lib/python2.7/site-packages/teradata/tdodbc.py",line 231,in checkStatus
    raise DatabaseError(i[2],u"[{}] {}".format(i[0],msg),i[0])
teradata.api.DatabaseError: (0,u'[IM002] [DataDirect][ODBC lib] Data source name not found and no default driver specified')