Import a JSON file. If condition is met, print two attributes.

parse_json.py

from json import load as json_load

with open("sample_input.json") as input_fh:
    people = json_load(input_fh)
    for person in people["people"]:
        if person["age"] >= 30:
            print("Name: {name}, City: {city}".format(name=person["name"], city=person["city"]))

sample_input.json

{
  "people":[
    {
      "name":"John",
      "age":30,
      "city":"Chicago"
    },
    {
      "name":"Beth",
      "age":40,
      "city":"New York"
    },
    {
      "name":"Lucy",
      "age":25,
      "city":"Los Angeles"
    }
  ]
}