userdeMacBook-Pro:cx_Oracle-5.1.2 mac$ sudo python setup.py buildPassword:Traceback (most recent call last):  File "setup.py", line 132, in <module>    raise DistutilsSetupError("cannot locate an Oracle software " distutils.errors.DistutilsSetupError: cannot locate an Oracle software installationuserdeMacBook-Pro:cx_Oracle-5.1.2 mac$ sudo echo $ORACLE_HOME/Users/mac/oracle/instantclient_11_2

119 120 # try to determine the Oracle home121 #userOracleHome = os.environ.get("ORACLE_HOME")122 userOracleHome="/Users/mac/oracle/instantclient_11_2"123 if userOracleHome is not None:124     if not CheckOracleHome(userOracleHome):125         messageFormat = "Oracle home (%s) does not refer to an " 126                 "9i, 10g or 11g installation."127         raise DistutilsSetupError(messageFormat % userOracleHome)128 else:129     for path in os.environ["PATH"].split(os.pathsep):130         if CheckOracleHome(path):131             break132     if oracleHome is None:133         raise DistutilsSetupError("cannot locate an Oracle software " 134                 "installation")