A sample async call using python.

pythonSampleAsync

#!/usr/bin/env python3

# import required modules
import asyncio
import aiohttp
from aiohttp import ClientSession

# an async function to build test calls based on a value with a given client session
async def testCall(val,session):
    print("start: "+str(val))
    t1 = await session.request("GET",'http://python.org/'+str(val))
    c = await t1.text()
    print(c)
    print(val)

# run the test to aggregate the testCall function, then  wait for it to run
async def getTest():
    async with aiohttp.ClientSession() as mySession:
        tasks = []
        for x in range(0,10):
            task = asyncio.create_task(testCall(x,mySession))
            tasks.append(task)
        await asyncio.wait(tasks)
    await mySession.close()

# get the event loop, and use it to run the getTest function
loop = asyncio.get_event_loop()
loop.run_until_complete(getTest())