How to install demjson python? Introduction to the usage of dem indicator

Demjson is a third-party module library for python, which can be used to encode and decode JSON data, including the formatting and verification functions of JSONLint .

Github address: https://github.com/dmeranda/demjson

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

Environment configuration

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

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

For more installation introduction: http://deron.meranda.us/python/demjson/install

JSON function

##encode

Python encode( ) function is used to encode Python objects into JSON strings.

Syntax

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

Example

The following example encodes an array For JSON format data:

#!/usr/bin/python
import demjson
data = [ { 'a' : 1, 'b' : 2, 'c' : 3, 'd' : 4, 'e' : 5 } ]

json = demjson.encode(data)
print json

The execution result of the above code is:

[{"a":1,"b":2,"c":3,"d":4,"e":5}]

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