# -*- coding:utf-8 -*-
#通过字典和列表实现有序字典 dic = dict({'k1': 'v1', 'k2': 'v2', 'k3': 'v3'})
print(dic)
print(dic) l1 = ['k1', 'k2', 'k3'] for i in l1: print(dic[i]) #通过collections中的OrderedDict()类实现有序字典 import collections dic = collections.OrderedDict() dic['k1'] = 'v1' dic['k2'] = 'v2' dic['k3'] = 'v3'
print(dic)
print(dic)
print(dic['k1'])