0 JSON.md

JSON reading and writing

1 json_write.py

import json

data = {
    'e': 'abc def',
    'b': 2,
    'c': True,
    'd': [4, 5, 6]
}

# step 1, variable -> str
json_str = json.dumps(data, indent=2)


# step 2, str -> file
with open('example.json', 'w') as f:
    f.write(json_str)

2 json_read.py

import json

# read file -> json_str
with open('example.json') as f:
    json_str = f.read()

# json_str -> variable
data = json.loads(json_str)

3 json_utils.py

import codecs
import json


def read_json(path):
    with codecs.open(path, encoding='utf-8') as infile:
        return json.loads(infile.read())


def write_json(path, data):
    with codecs.open(path, 'w', encoding='utf-8') as outfile:
        json.dump(data, outfile, indent=2, ensure_ascii=False, sort_keys=True)