how to retrive stored json file values in python example program

Example 1: write json pythonb

>>> import json
>>> data = {'item': 'Beer', 'cost':'£4.00'}
>>> jstr = json.dumps(data, indent=4)
>>> print(jstr)
{
    "item": "Beer",
    "cost": "\u00a34.00"
}

Example 2: write json pythonb

>>> import json
>>> data = {'people':[{'name': 'Scott', 'website': 'stackabuse.com', 'from': 'Nebraska'}]}
>>> json.dumps(data, indent=4)
{
    "people": [
        {
            "website": "stackabuse.com", 
            "from": "Nebraska", 
            "name": "Scott"
        }
    ]
}