python 的Dict

mydict = {'code':'00001', 'name':'wayne', 'chinese':90, 'english':100}

mydict['PE'] = 'A'

mydict['math'] = 100

for (key, value) in mydict.items():

        print key,":",  value

print "--------------------------------------------"

for key in mydict:

        print key,":", mydict[key]

print "-------------------------------------------"

for key,value in mydict.iteritems():

        print key, ":", value

print "-------------------------------------------"

for key in mydict.iterkeys():

        print key, ":", mydict[key]

print '-------------------------------------------'

for key, value in zip(mydict.iterkeys(), mydict.itervalues()):

         print key, ":", value