Json库

序列化和反序列化

反序列化，不带s是文件流用的

loads

Deserialize s (a str, bytes or bytearray instance containing a JSON document) to a Python object.

load

Deserialize fp (a .read()-supporting file-like object containing a JSON document) to a Python object.

序列化，不带s是文件流用的

dumps

Serialize obj to a JSON formatted str.

dump

Serialize obj as a JSON formatted stream to fp (a .write()-supporting file-like object).