In this quiz, you’ll test your understanding of Your Guide to the CPython Source Code. You’ll revisit how the source tree is laid out, why the interpreter is written in C, and what really happens when you run a program: bytecode, memory management, and the frames that let a generator remember where ...

In this tutorial, you’ll learn how to use Claude Code to build and debug Python projects using natural-language commands directly from your terminal. Unlike browser-based AI assistants, where you copy code back and forth, Claude Code operates inside your project directory. It reads your files, runs ...

In this quiz, you’ll test your understanding of How to Review AI-Generated Python Code Efficiently. By working through this quiz, you’ll revisit the five-step review workflow, the automated checks that clear the mechanical noise, and the issues that coding agents get wrong most often, like silently ...

In this quiz, you’ll test your understanding of How to Use Claude Code to Write and Debug Python. By working through this quiz, you’ll revisit how to install and authenticate Claude Code, how its permission modes differ, and how a plan-first workflow keeps you in control of every change that lands i...

You can use Python’s deque for efficient appends and pops at both ends of a sequence-like data type. These capabilities are critical when you need to implement queue and stack data structures that operate efficiently even under heavy workloads. In this video course, you’ll learn how deque works, whe...

In this quiz, you’ll test your understanding of Arduino With Python: How to Get Started. By working through this quiz, you’ll revisit how to set up circuits, upload the Firmata sketch to your board, and control digital and analog inputs and outputs from Python. [ Improve Your Python With 🐍 Python Tr...

In this quiz, you’ll test your understanding of Working With Python’s deque. By working through this quiz, you’ll revisit how a deque stores its items in a doubly linked list, why appends and pops at both ends are fast, and when a list is still the better choice. You’ll also check your grasp of buil...

AI debugging is fixing broken code by pairing with an AI coding agent instead of hunting down bugs on your own. In this tutorial, you’ll debug Python code with an AI agent by reproducing a bug with a failing test, giving your agent the context it needs, and verifying the fix that gets your program r...

In this quiz, you’ll test your understanding of How to Debug Python Code With an AI Agent. By working through this quiz, you’ll revisit how to set up a workspace for AI debugging, reproduce a bug with a failing test, hand your agent the context it needs, and verify a fix before you trust it. Along t...

What bottlenecks were preventing NumPy from scaling on free-threaded Python? Christopher Trudeau is back on the show this week with another batch of PyCoder's Weekly articles and projects. [ Improve Your Python With 🐍 Python Tricks 💌 – Get a short & sweet Python Trick delivered to your inbox every c...

In this quiz, you’ll test your understanding of How to Publish an Open-Source Python Package to PyPI. By working through this quiz, you’ll revisit how to name and configure a package with pyproject.toml, specify dependencies, version your releases, build source archives and wheels, and upload the re...

Adding observability to your applications is crucial for diagnosing issues in production. In this tutorial, you’ll learn how to integrate OpenTelemetry—an open-source observability framework—into a FastAPI application. After following along, you’ll be able to instrument FastAPI with OpenTelemetry to...

In this quiz, you’ll test your understanding of How to Integrate OpenTelemetry With a FastAPI App. By working through this quiz, you’ll revisit how to instrument a FastAPI application with OpenTelemetry, create custom spans for your business logic, correlate your logs with traces, and configure samp...

OpenCode is an open-source AI coding agent that runs in your terminal and lets you analyze and refactor a Python project through conversational commands. In this video course, you’ll install it on your system, set it up with a free Google Gemini API key, and learn the basics of how to use it in your...

In this quiz, you’ll test your understanding of the concepts covered in Coding With OpenCode: AI-Assisted Python. By working through this quiz, you’ll revisit how to install OpenCode, connect it to a free Google Gemini API key, and use Plan and Build modes to analyze and refactor a Python project wi...

Qt Designer is a tool that lets you build the graphical user interface (GUI) of a PyQt application visually, by dragging and dropping widgets onto a form instead of writing layout code by hand. In Python, you save those designs as .ui files and load them into your apps, which can speed up your GUI d...

How can you move from manually writing prompts for an LLM application toward defining them programmatically? This week on the show, Brett Kennedy returns to discuss his new book "Building LLM Applications with DSPy." [ Improve Your Python With 🐍 Python Tricks 💌 – Get a short & sweet Python Trick del...

In this quiz, you’ll test your understanding of How to Use Type Hints for Multiple Return Types in Python. By working through this quiz, you’ll revisit how to annotate a function that returns one value of alternative types, and how to describe several pieces of data at once with a tuple. You’ll also...

In this quiz, you’ll test your understanding of Python’s Assignment Operator: Write Robust Assignments. By working through this quiz, you’ll revisit how to write assignment statements, work with parallel assignment and iterable unpacking, use augmented assignments, and explore variants like the walr...

At 3 a.m., a scheduled data pipeline fails with an AssertionError, and the traceback can’t tell you whether the cause is one stray row or a systematic bleed that should halt the entire run. Pointblank, a Python data-validation library, sharpens that decision: it checks a Polars or pandas DataFrame a...

In this quiz, you’ll test your understanding of Validating Data With Pointblank in Python. By working through this quiz, you’ll revisit how to declare validation rules, set severity thresholds, sunder clean rows from dirty ones, and rerun a validation plan from YAML with the pb command-line tool. Da...

You probably found this video course because you want to send emails with Python to automate confirmation messages, password resets, or scheduled notifications. Python’s standard library covers the whole pipeline, from making a server connection to building the message and sending it to one or many ...

In this quiz, you’ll test your understanding of the concepts covered in Sending Emails Using Python. By working through this quiz, you’ll revisit how SMTP carries a message from your code to a mail server, how the EmailMessage class assembles plain text, HTML alternatives, and file attachments, and ...

In this quiz, you’ll test your understanding of K-Means Clustering in Python: A Practical Guide. By working through this quiz, you’ll revisit how k-means groups data into clusters, how the main clustering categories compare, and how to build and tune a k-means pipeline with scikit-learn. k-means is ...

Some months, the AI news is just a trickle of point releases. But this past month was like a firehose. The protocol that connects agents to your tools got its biggest rewrite since inception, and Anthropic, OpenAI, Google, Meta, Moonshot, and a brand-new lab founded by a former OpenAI CTO all shippe...

In this quiz, you’ll test your understanding of Bypassing the GIL for Parallel Processing in Python. The global interpreter lock stops your threads from executing Python bytecode at the same time, which caps the speed of CPU-bound code no matter how many cores you have on hand. By working through th...

Should you understand the entirety of your codebase? How familiar are you with Python's built-in functions? Christopher Trudeau is back on the show this week with another batch of PyCoder's Weekly articles and projects. [ Improve Your Python With 🐍 Python Tricks 💌 – Get a short & sweet Python Trick ...

Test your understanding of 11 Beginner Tips for Learning Python Programming. You’ll revisit the habits that make new concepts stick, the people and communities that speed up your progress, and the projects that turn what you know into what you can build. [ Improve Your Python With 🐍 Python Tricks 💌 ...

In this quiz, you’ll test your understanding of NumPy Tutorial: Your First Steps Into Data Science in Python. By working through these questions, you’ll revisit how NumPy arrays work, including axes, broadcasting, indexing, Boolean masks, and data types. These are the building blocks that most of Py...

Have you ever asked ChatGPT to research something, analyze the findings, and then write a polished report, all in one prompt? You probably got something back, but it wasn’t great. That’s because you’re asking a single model to wear way too many hats at once. CrewAI is a Python framework that solves ...