python遍历dictionary

如代码

#!/usr/bin/env python
#-*- coding:utf-8 -*-
dict={"a":"apple","b":"banana","o":"orange"}
print "##########dict######################"
for i in dict:
    print "dict[%s]=" % i,dict[i]
print "###########items#####################"
for (k,v) in dict.items():
    print "dict[%s]=" % k,v
print "###########iteritems#################"
for k,v in dict.iteritems():
    print "dict[%s]=" % k,v
print "###########iterkeys,itervalues#######"
for k,v in zip(dict.iterkeys(),dict.itervalues()):
    print "dict[%s]=" % k,v