要序列化对象层次结构,只需调用该dumps()函数即可。同样,要对数据流进行反序列化,调用该loads()函数

储存:
import pickle
my_list = [1,3.1,'字符串',{'用户名':123},[1,2.3]]
pickle_file = open('my_list.pkl','wb')
pickle.dump(my_list,pickle_file)
pickle_file.close()
提取:
pickle_file = open('my_list.pkl','rb')
my_list2 = pickle.load(pickle_file)