Modifying json file in python code example

Example 1: edit json file python

import json

with open('data.json', 'r+') as f:
    data = json.load(f)
    data['id'] = 134 # <--- add `id` value.
    f.seek(0)        # <--- should reset file position to the beginning.
    json.dump(data, f, indent=4)
    f.truncate()     # remove remaining part

Example 2: insert json file in python

a_dictionary = {"d": 4}

with open("sample_file.json", "r+") as file:
    data = json.load(file)	# get data from file
    update(a_dictionary)
    seek(0)
    json.dump(data, file)	# insert data in file