Demjson How does python install? Introduction to the use of DEM indicators

Demjsonis a third-party module library of Python that can be used for encoding and decoding JSON Data, contains a Jsonlintformatting and verification functions.

Github Address: Https://github.com/dmeranda/demjson

Official address: http://deron.meranda.us/python/demjson/

Environment configuration

Before using Demjson encoding or decoding JSON data, we need to install the Demjson module first. In this tutorial we will download Demjson and install:

$ tar-xvzf demjson-2.2.3.tar.gz$ cd demjson-2.2.3$ python setup.py install

More installation Information view: Http://deron.meranda.us/python/demjson/install

JSON functions

Encode

The Python encode () function encodes a Python object into a JSON string.

Grammar

Demjson.encode (self, obj, nest_level=0)

Instance

The following example encodes an array into JSON-formatted data:

#!/usr/bin/pythonimport Demjsondata = [{' A ': 1, ' B ': 2, ' C ': 3, ' d ': 4, ' E ': 5}]json = Demjson.encode (data) print Json

The result of the above code execution is:

[{"A": 1, "B": 2, "C": 3, "D": 4, "E": 5}]