python实战练习1
a = {'city':'beijing', 'id':1}
b = {'city':'shanghai', 'id':2 }
c = {'city':'guanghzou', 'id':3}
d = []
d.append(a)
d.append(b)
d.append(c)
for i in d:
# print(i)
# print(type(i))
print(i['city'] + '\'s id is ' + str(i['id']))