json 읽기 / 쓰기

import json

s = {
    "employ":
        [
            {"id": 1, "name": "Mike"},
            {"id": 2, "name": "Nancy"}
        ]
}

print(s)

# json.dumps: returns a string representing a json object from an object
json_dumps = json.dumps(s)
print(json_dumps)

# json.loads: returns an object from a string representing a json object
print(json.loads(json_dumps))

# write to file
with open('test.json', 'w') as f:
    json.dump(s, f)

# read from file
with open('test.json', 'r') as f:
    print(json.load(f))