~pycoders | Bookmarks (467)

The Polars vs pandas Difference Nobody Is Talking About When people compare pandas and Polars, they usually bring up topics such as lazy execution, Rust, null values, multithreading, and quey optimisation. Yet there’s one innovation which people often overlook: non-elementary group-by aggregations. MARCO GORELLI • Shared by Marco Gorelli

Scrape Any Website Without Getting Blocked The only web scraper API that extracts data at scale with a 98.7% average success rate while automatically handling all anti-bot systems. ZenRows is a complete web scraping toolkit with premium proxies, anti-CAPTCHA, headless browsers, and more. Try for free now → ZENROWS sponsor

Opposite of Cloud Native Is…? Michael (from Talk Python fame) introduces the concept of “stack-native” as the opposite of “cloud-native”, and how it applies to Python web apps. Building applications with just enough full-stack building blocks to run reliably with minimal complexity, rather than relying on a multitude of cloud services. MICHAEL KENNEDY

How to Reset a pandas DataFrame Index In this tutorial, you’ll learn how to reset a pandas DataFrame index using various techniques. You’ll also learn why you might want to do this and understand the problems you can avoid by optimizing the index structure. REAL PYTHON

Do Your Data Science Teams Struggle to Share Their Work With Their Colleagues Securely Posit Connect lets data teams publish, host, & manage Python work. It provides a secure, scalable platform for sharing data insights with those who need them, including models, Jupyter notebooks, Streamlit & Shiny apps, Plotly dashboards, and more. POSIT sponsor

Python Closures: Common Use Cases and Examples In this tutorial, you’ll learn about Python closures. A closure is a function-like object with an extended scope. You can use closures to create decorators, factory functions, stateful functions, and more. REAL PYTHON

In Defense of Simple Architectures You can go surprisingly far with a simple software architecture, in fact simplicity can make it easier to scale. This post talks about some real world cases of just that. DAN LUU

Vehicle Routing Using OpenStreetMap This project shows you how to implement the Vehicle Routing Problem (VRP) using OpenStreetMap data and Google’s OR-Tools library to find efficient routes. MEDIUM.COM/P • Shared by Albert Ferré

Introduction to Web Scraping With Python In this video course, you’ll learn all about web scraping in Python. You’ll see how to parse data from websites and interact with HTML forms using tools such as Beautiful Soup and MechanicalSoup. REAL PYTHON course

I Waited 10B Cycles and All I Got Was This Loading Screen This opinion piece discusses the fact that our faster hardware still can’t keep up with our bloated software and why that is the case. PRANAV NUTALAPTI

Thoughts on Django’s Core This post by a Django core developer talks about the last twenty years of the library and why it has had such staying power. CARLTON GIBSON

map and filter With List Comprehensions This quick-hit post shows you how to use the map() and filter() functions in conjunction with list comprehensions. JUHA-MATTI SANTALA

Don’t Return Named Tuples in New APIs This post talks about when and when not to use a named tuple in your API and why you might make that choice. BRETT CANNON

Guide to Python Project Management and Packaging This is a deep dive article on Python project management and packaging. It covers the pyproject.toml file, modules, dependencies, locking, and more. REINFORCED KNOWLEDGE

State of Python 3.13 Performance: Free-Threading This article does a comparison between code in single threaded, threaded, and multi-process versions under Python 3.12, 3.13, and 3.13 free-threaded with the GIL on and off. ARTHUR PASTEL