序列化写到类里

import os
import pickle
class File_handle(object):
    def __init__(self,File):#判断文件是否存在
        self.__file = File
        if os.path.exists(self.__file) == False:
            a={}
            self.wirt(**a)

    def read(self):# 读取数据
        with open(self.__file,'rb') as f:
            locking_r = pickle.load(f)
            return locking_r

    def wirt(self,**args):# 保存数据
        with open(self.__file,'wb') as f:
            pickle.dump(args,f)
            return 'success'

Dict_chengji={'zhangsan':90,'lisi':99}#字典1
Dict_xingbie={'zhangsan':'nan','lisi':'nv'}#字典2

P_1=File_handle('./chengji')#实例化1 文件名chengji
P_1.wirt(**Dict_chengji)#写入字典1
print (P_1.read())#读取字典1

P_2=File_handle('./xingbie')
P_2.wirt(**Dict_xingbie)
print(P_2.read())