python pickle 序列化类

# coding:utf-8

try:

    import cPickle as pickle

except ImportError:

    import pickle

class PickleVar(object):

    __doc__ = '''序列化操作类'''

    def __init__(self):

        print ('------------------------------------------------------')

    def dump(self, data, fileName):

        with  open(fileName, "wb") as f:

            pickle.dump(data, f)

    def load(self, fileName):

        with open(fileName, 'rb') as f:

            return pickle.load(f)

    def __del__(self):

        print ('------------------------------------------------------')

if __name__ == '__main__':

    # 生成随机数

    data = range(10)

    # print pickle.dumps(data)

    # print pickle.loads(pickle.dumps(data))

    '''注意：dump和dumps是有区别的，dump是保存到文件，而dumps只是生成序列化后的字符串'''

    p = PickleVar()

    # 存入变量data

    p.dump(data, 'file')

    print p.load('file')
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python pickle 序列化类

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