pickle模块

pickle模块

"""
1、便于储存  不在存储在内存
2、便于传输  网络传输需要把数据转换为字节流
"""

dumps

# 数据序列化
res = pickle.dumps(L)
print(res,type(res))

loads

# 数据反序列化
var = pickle.loads(res)
print(var,type(var))

dump

with open("user.txt","wb") as f:
    pickle.dump(L,f)

load

with open("user.txt","rb") as f:
    content = pickle.load(f)
    print(content)