二进制文件的写入和读出。import pickle '''data_w =[['20200405', 330, 322, 10114, 9594, 381],['20200911', 336, 330, 10522, 10114, 277],['20201030', 340, 336, 10714, 10522, 128],['20201203', 343, 340, 10912, 10714, 128],['20210115', 347, 343, 11329, 10912, 273],['20210306', 349, 347, 11595, 11329,161]]myf= open('bin/WE_data.bin','wb') #打开文件pickle.dump(data_w,myf) # 全部写入myf.close() #关闭文件'''mf = open('bin/WE_data.bin','rb')#以rb方式打开data_r= pickle.load(mf)#. 全读出mf.close()#关闭文件print(data_r)#打印数据