python 连接oracle

import cx_Oracle
map1={}
map2={}
con= cx_Oracle.connect("admin/admin@ssx")
cursor=con.cursor()
cursor.execute('select * from test1')
rows = cursor.fetchall()
print rows
for x,y,z,m in rows :
print x
print y
print z
print m
map1[x]=y
key=','.join([str(x),str(y),str(z),str(m)])
map2[y]=key
print map1
print map2
cursor.close()
con.close()