Answers for "how to read a particular value in json file in python"

python read json file

import json

with open('path_to_file/person.json') as f:
  data = json.load(f)

print(data)

Extract specific field in json file python

x = json.loads("""{
 "accountWide": true,
 "criteria": [
     {
         "description": "some description",
         "id": 7553,
         "max": 1,
         "orderIndex": 0
     }
  ]
 }""")
description = x['criteria'][0]['description']
id = x['criteria'][0]['id']
max = x['criteria'][0]['max']