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Automation & scripting

CLI tools, scheduled jobs, filesystem tasks, and glue scripts that save time.

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Automation & scripting medium

How to Ping Multiple Hosts in Parallel with Python ThreadPoolExecutor

A parallel host-pinging script using ThreadPoolExecutor and subprocess to check connectivity across multiple addresses concurrently.

thread-pool subprocess ping
Python 
import subprocess
from concurrent.futures import ThreadPoolExecutor
from pathlib import Path

HOSTS = [
    "google.com",
    "github.com",
    "stackoverflow.com",
    "nonexistent.invalid",
    "localhost",
]

def ping_host(host: str) -> str:
    """Ping a single host and return a status string."""
    result = subp…
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