Answers for "how to create json file containing data in python"

json dump to file

import json

data = {"key": "value"}

with open('data.json', 'w') as jsonfile:
    json.dump(data, jsonfile)

python json open file

import json

#reading
with open(file_name, 'r') as f:
	data = json.load(f)

#writing
with open(file_name, 'w') as f:
	json.dump(data, f) #use indent to make easyer to read eg. indent = 4