Python导入oracle数据的方法

import cx_Oracle  dns_tns=cx_Oracle.makedsn("192.168.0.288",1521,"skynet")  print dns_tns  con = cx_Oracle.connect('alibaba', 'zhimakamen', dns_tns)  cur=con.cursor()  for index,line in enumerate(file("f2.csv")):   sql="""insert into iq_data_B011F8286A1B2000A    (field1,field2,field3,field4) values ("""  for fields in (line.split(",")):    sql=sql+"'"+fields+"',"  cur.execute(sql[:-1]+")")  con.commit()  con.close()