using_python_to_access_web_data_json2.py

import urllib.request, urllib.parse, urllib.error
import json

serviceurl = 'http://py4e-data.dr-chuck.net/geojson?'

while True:
    address = input('Enter location: ')
    if len(address) < 1: break

    url = serviceurl + urllib.parse.urlencode(
        {'address': address})
    uh = urllib.request.urlopen(url)
    data = uh.read().decode()

    try:
        js = json.loads(data)
    except:
        js = None

    if not js or 'status' not in js or js['status'] != 'OK':
        print('==== Failure To Retrieve ====')
        print(data)
        continue

    lat = js["results"][0]["place_id"]

    print('Place ID:', lat, )