python怎麽比較字典中的元素

i={1:"192.168.0.1:1000",2:"192.168.0.1:1000",3:"192.168.0.1:1000",4:"192.168.0.1:1001",5:"192.168.0.1:1001",6:"192.168.0.1:1002",7:"192.168.0.1:1003"}

for f in range(1,8):

a=i[f]

for w in range(2,8):

b=i[w]

if a==b and f!=w:

print f,w

後面的再操作壹下字典即可