aiohttp_benchmark.py

import aiohttp
import asyncio
import time
 
urls_i = [ 
  "http://google.com",
  "https://stackoverflow.com"
]
 
urls = []
 
for u in urls_i:
  for _ in range(0,1000):
    urls.append(u)
 
print("length: {}".format(len(urls)))
 
sem = asyncio.Semaphore(1000)
 
def fetch(u):
  with (yield from sem):
    resp = yield from (aiohttp.request('GET', u)) 
    resp.close()

ts = time.time()
loop = asyncio.get_event_loop()
f = asyncio.wait([fetch(u) for u in urls])
loop.run_until_complete(f)
print(time.time() - ts)
loop.close()