CONVERSION GUIDES
Step-by-step guides for file conversion, format comparisons, and best practices.
General
24 guidesConverting Markdown to PDF with Python
Complete guide to converting Markdown to PDF with Python. Pandoc CLI, WeasyPrint via HTML, ReportLab for programmatic PDFs, custom CSS style...
Password-Protected ZIP with Python: pyzipper and AES-256
How to create and read encrypted ZIP files in Python using pyzipper with AES-256 encryption. Compares pyzipper vs zipfile vs 7z, covers pass...
Extracting Video Thumbnails with Python and FFmpeg
Complete guide to extracting thumbnails and frames from video with Python and FFmpeg. Thumbnail at specific time, mosaic, scene detection, b...
OCR with Python: Extract Text from Images and PDFs
Complete OCR guide for Python. pytesseract, EasyOCR, PaddleOCR. OpenCV preprocessing, table extraction, searchable PDFs and engine compariso...
Converting Fonts with Python and fonttools: TTF, OTF, WOFF2
Complete guide to converting and manipulating fonts with Python. fonttools: TTF↔OTF, WOFF/WOFF2 for web, subsetting, metadata inspection, CS...
Converting 3D Models: OBJ, STL, GLB and GLTF with Python
Complete guide to converting and manipulating 3D models with Python. trimesh: OBJ↔STL↔GLB, mesh simplification, analysis, repair and 3D prin...
Converting Markdown to HTML with Python
Complete guide to converting Markdown to HTML with Python. python-markdown, mistune, commonmark. Extensions, CSS, sanitization, static site...
How to Fill PDF Forms with Python
Complete guide to filling PDF forms programmatically with Python. Learn to use pypdf, pdfrw and fillpdf to populate AcroForm text fields, ch...
Steganography with Python: Hiding Data in Images
Learn image steganography with Python. Hide secret messages in PNG images using LSB technique with Pillow and stegano library. Includes file...
Audio Fingerprinting with Python: acoustid and chromaprint
Learn to generate audio fingerprints with Python using acoustid and chromaprint. Identify songs, detect duplicates, auto-tag MP3 files, and...
Batch Image Resizing and Optimization Pipeline with Python
Build a production-grade image processing pipeline with Python. Batch resize with smart cropping, convert to WebP and AVIF, generate respons...
Video Color Grading with Python and OpenCV
Apply professional color grading to videos with Python. Learn 3D LUT application, tone curves, white balance, color space conversion (S-Log3...
Reading and Generating Excel Files with Python using openpyxl
Complete openpyxl guide: read and write Excel .xlsx files with Python. Create tables, charts, formulas, styles, multiple sheets, data valida...
How to Protect PDFs with Passwords and Encryption in Python
Learn to encrypt and password-protect PDF files with Python using pypdf and pikepdf. AES-256 encryption, permission controls, password remov...
Converting Spreadsheets Between Formats with Python
Complete guide to converting spreadsheets between Excel, CSV, ODS, JSON, Parquet and more with Python pandas and openpyxl. Batch conversion,...
Web Scraping with Scrapy: Complete Python Guide
Complete Scrapy web scraping guide for Python. Learn to build spiders, use CSS/XPath selectors, data pipelines, pagination handling, export...
Generating PDFs from HTML with Python: WeasyPrint and pdfkit
Learn to convert HTML to PDF with Python using WeasyPrint, pdfkit and xhtml2pdf. Create professional invoices, reports and documents with fu...
Real-Time Data Streaming with Python: Kafka and Redis Streams
Learn to implement real-time data streaming with Python using Apache Kafka, Redis Streams and asyncio. Producers, consumers, consumer groups...
How to Convert Images to ASCII Art with Python
Learn to convert any image into ASCII art with Python and Pillow. Generate plain text art, color HTML output, Unicode block characters, Brai...
Automating the Browser with Python and Playwright
Complete Playwright Python guide. Automate Chrome, Firefox and Safari: click elements, fill forms, capture screenshots, extract data with Ja...
Convert Audio Formats with Python and pydub
Complete guide to converting audio formats with Python and pydub. Convert MP3, WAV, OGG and FLAC, adjust bitrate, trim tracks, mix audio and...
Generate and Read QR Codes with Python
Learn to generate QR codes with Python using qrcode and Pillow. Customize colors, add logos, read QR from images and camera, and batch gener...
Compress and Extract ZIP and TAR Files with Python
Complete guide to compressing and extracting files with Python. Create and extract ZIP, TAR.GZ, TAR.BZ2 and 7Z archives using zipfile, tarfi...
Add Watermarks to Images with Python and Pillow
Learn to add watermarks to images with Python and Pillow. Center text, corner with shadow, diagonal tiled pattern, PNG logo with transparenc...
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