python 字典排序
import operator
dict={'a':1,'b':4,'c':3}
sortedDict=sorted(dict.iteritems(),key=operator.itemgetter(0),reverse=True)
sortedDict1=sorted(dict.iteritems(),key=operator.itemgetter(1),reverse=True)
sortedDict2=sorted(dict.iteritems(),key=lambda asd:asd[0],reverse=True)
sortedDict3=sorted(dict.iteritems(),key=lambda asd:asd[1],reverse=True)
print "sorted",sortedDict
print "sorted",sortedDict1
print "sorted",sortedDict2
print "sorted",sortedDict3