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Updated: 2026-07-26 07:30 PM CT
The Real Python Podcast – Episode #304: Configuring a Versatile LLM Harness & Scraping the Web With Scrapy
[Real Python] The Real Python Podcast – Episode #304: Configuring a Versatile LLM Harness & Scraping the Web With Scrapy

Which is more important, the model or the "harness" around an LLM? What are ways to assemble an efficient agentic developer workflow? This week on the show, Ayan Pahwa joins us to discuss harnessing, ...

Tool-Agnostic Python Lock Files With PEP 751 and pylock.toml
[Real Python] Tool-Agnostic Python Lock Files With PEP 751 and pylock.toml

Learn how PEP 751 standardizes Python lock files with pylock.toml: generate one with pip or uv, install it with uv or pdm, and retire requirements.txt.

Learning Path: FastAPI: Python API Development With Light Speed
[Real Python] Learning Path: FastAPI: Python API Development With Light Speed

Learn FastAPI from the ground up. Build REST APIs, serve web pages with Jinja2 templates, and create a complete URL shortener project in Python.

Exploring Python's Built-in Functions
[Real Python] Exploring Python's Built-in Functions

Learn Python's built-in functions for math, data types, iterables, and I/O, and when to use each to write more Pythonic code.

Using NumPy reshape() to Change the Shape of an Array
[Real Python] Using NumPy reshape() to Change the Shape of an Array

Learn how to use NumPy reshape() in Python to change an array's shape, add or remove dimensions, and control how the data is rearranged.

The Real Python Podcast – Episode #303: Free-Threaded Python's History & uv in Production
[Real Python] The Real Python Podcast – Episode #303: Free-Threaded Python's History & uv in Production

How many attempts have been made to remove Python's Global Interpreter Lock (GIL)? How do they compare to the current approach? Christopher Trudeau is back on the show this week with another batch of ...

How to Write a CLAUDE.md File for Claude Code
[Real Python] How to Write a CLAUDE.md File for Claude Code

Learn how to write a CLAUDE.md file for Claude Code, with global, project, and local examples that capture your Python commands and conventions.

Understanding Mixin Classes in Python
[Real Python] Understanding Mixin Classes in Python

Learn how to write reusable Python mixin classes, distinguish them from abstract base classes, and steer clear of common pitfalls.

LangGraph Tutorial: Build Stateful AI Agents in Python
[Real Python] LangGraph Tutorial: Build Stateful AI Agents in Python

Learn LangGraph in Python with hands-on examples and build stateful, multi-agent AI agents that manage memory, cycles, and complex LLM workflows.

The Real Python Podcast – Episode #302: Constructing and Judging Modern Agentic Workflows
[Real Python] The Real Python Podcast – Episode #302: Constructing and Judging Modern Agentic Workflows

How can you improve your LLM agent systems through specification enrichment? What are the advantages of having an LLM act as a judge within an agent system? This week on the show, Senior IEEE Member a...