Reference library

Automation & scripting

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

1 match
Automation & scripting medium

How to Build a Mock Route53 DNS API in Python

Create a mock DNS API server in Python that simulates Route53 record lookups and updates using the standard library.

mock-server dns http-server
Python 
import json
from http.server import BaseHTTPRequestHandler, HTTPServer
from urllib.parse import urlparse, parse_qs


class DNSUpdateHandler(BaseHTTPRequestHandler):
    records = {"example.com": "1.2.3.4"}

    def do_GET(self):
        domain = parse_qs(urlparse(self.path).query).get("domain", [""])[0]
        if dom…
13 0 Open

Browse by section

Each section groups closely related Python snippets.

Automation & scripting — Python code examples

What you will find here

This page collects automation & scripting snippets — short, copy-ready Python you can paste into our free online IDE and run without installing anything. Each sample includes a plain-English explanation and the full source code.

Samples vs tutorials and challenges

Samples are quick reference — one concept per page. For step-by-step teaching, use our Python tutorials. To test yourself, try quizzes or coding challenges. Clean up style with the Python formatter.

Related coding tools

Free online Python IDE Write and run Python in your browser — no install. Free Python code formatter Format with autopep8 — side-by-side PEP 8 cleanup. Python code samples Copy-ready snippets to study and run in the IDE.