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Reference library

Python Code Samples

Medium snippets you can copy, study, and run in the browser editor.

4 matches
Files & data medium

Convert Image to ASCII Art in Python

Convert any image to ASCII art by resizing, converting to grayscale, and mapping pixel brightness to characters using Pillow.

image ascii-art pillow
Python
from PIL import Image
import sys

ASCII_CHARS = "@%#*+=-:. "

def resize_image(image, new_width=100):
    """Resize image maintaining aspect ratio."""
    width, height = image.size
    ratio = height / width
    new_height = int(new_width * ratio * 0.55)  # 0.55 adjusts for font aspect ratio
    return image.resize((…
26 0 Open
Automation & scripting medium

Download Images from a Web Page Automatically in Python

Scrape all images from a webpage, filter by extension, and save them to a local folder using requests and BeautifulSoup.

web-scraping requests beautifulsoup
Python
import requests
from bs4 import BeautifulSoup
from urllib.parse import urljoin
import os

def download_images(url, output_folder="downloaded_images"):
    """Download all images from a given URL."""
    os.makedirs(output_folder, exist_ok=True)
    
    response = requests.get(url)
    response.raise_for_status()
    …
23 0 Open
Automation & scripting medium

How to Generate Project Statistics Including Lines of Code and Complexity in Python

Walk through a Python script that scans a project directory for Python files, counts lines of code excluding blanks and comments, and estimates cyclomatic complexity by counting decision keywords.

code metrics lines of code cyclomatic complexity
Python
import os
from pathlib import Path

def count_lines_of_code(filepath):
    """Counts lines of code in a Python file, excluding blank lines and comments."""
    try:
        with open(filepath, 'r') as f:
            lines = f.readlines()
        code_lines = [line for line in lines if line.strip() and not line.strip()…
22 0 Open
Cloud + Python medium

Build a URL Shortener Client with Python

A Python class that shortens long URLs and resolves short codes using a REST API built with requests.

url shortener api
Python
import json
import sys
import requests

class URLShortenerClient:
    def __init__(self, base_url="http://tinyurl.com"):
        self.base_url = base_url

    def shorten_url(self, long_url):
        payload = {"url": long_url}
        headers = {"Content-Type": "application/json"}
        response = requests.post(f"{…
25 0 Open

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Each section groups closely related Python snippets.

Guide: free Python code samples library

Copy-ready Python snippets for learners and developers

PythonSkillset code samples are short, focused examples organised by topic and difficulty. Every snippet is server-rendered HTML — readable by search engines and easy to copy. Open any sample, read the notes, copy the code, then press Try in editor to run it in the browser with Pyodide.

How to use this library

  1. Pick a topic section — strings, lists, files, functions, and more
  2. Open a sample, read How it works, and copy the code block
  3. Run it in the IDE, tweak values, then take a related quiz or tutorial lesson

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.