Multi-threaded requests flood to HTTP server

flood.py

#!/usr/bin/env python3
import requests
import sys
import threading

from urllib3.exceptions import InsecureRequestWarning

# Suppress only the single warning from urllib3 needed.
requests.packages.urllib3.disable_warnings(category=InsecureRequestWarning)


def request():
    try:
        r = requests.get('http://test_nginx', timeout=10, verify=False)
        r.raise_for_status()
    except Exception:
        print('NOK')


threads = []
for i in range(int(sys.argv[1])):
    threads.append(threading.Thread(target=request))

for thread in threads:
    thread.start()