sequential.py

import requests
import json
import time
from datetime import datetime

with open('urls.json', 'r') as f:
    urls = json.loads(f.read())

start = int(time.time())

for counter, url in enumerate(urls):
    r = requests.get(url['url'])
    mystring = '{}. {}: {}'.format(counter + 1, url['title'], r.status_code)
    print(mystring)

end = int(time.time())

print('took time: {} seconds'.format(int(end - start)))