async_vs_requests.py

# install requests
import requests
# install asyncio - also need python 3.5+
import asyncio
from datetime import datetime
# install aiohttp
import aiohttp

test_url= 'http://slowwly.robertomurray.co.uk/delay/10000/url/http://google.com'

def wrap_requests():
    return requests.get(url=test_url).status_code

async def wrap_requests_async(session):
    req = await session.get(url=test_url)
    status = req.status
    req.close()
    return status

def run_fifty_times():
    responses = list()
    for i in range(0, 50):
        responses.append(wrap_requests())
    print(responses)
    
async def run_fifty_times_async():
    session = aiohttp.ClientSession()
    requests = [wrap_requests_async(session)] * 50
    responses = await asyncio.gather(*requests)
    print(responses)
    await session.close()


if __name__ == "__main__":
    loop = asyncio.get_event_loop()
    start_time = datetime.now()
    run_fifty_times()
    print(datetime.now() - start_time)
    start_time = datetime.now()
    loop.run_until_complete(run_fifty_times_async())
    print(datetime.now() - start_time)