python pkl 文件读写_用文本如何打开pkl文件

读

import cPickle as pickle
fr = open('filename')
inf = pickle.load(fr)
fr.close()
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写

import cPickle as pickle
temp = [1,2,3,'adb','a']
with open('filename','w') as f:
    pickle.dump(temp, f, pickle.HIGHEST_PROTOCOL)
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测试

import cPickle as pickle
class people:
    id = 0
    name='y'
    def add(self):
        self.id+=1
        self.name="yang"
#man = people()
#print man.name
kk = [people(), people()]
kk[1].add()
#print man.name
with open('test.txt','wb') as f:
    pickle.dump(kk, f)
fid = open('test.txt')
temp = pickle.load(fid)
fid.close()
print temp[1].name
print temp[0].name
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