In this quiz, you’ll test your understanding of Develop Data Visualization Interfaces in Python With Dash. By working through this quiz, you’ll revisit how to build a Dash application with a layout, style components with CSS, wire up interactivity using the @app.callback decorator, and deploy your f...

In this quiz, you’ll test your understanding of Building Python Skills for the Job Market. By working through it, you’ll revisit how to choose a developer path, research what employers value, build a skill roadmap with SMART goals, design a weekly practice routine, and prepare for technical and AI-e...

In object-oriented programming (OOP), an interface describes the methods a class must implement to play a specific role. This set of methods expresses the interface contract. Python has no dedicated syntax for interfaces, but it gives you two mechanisms for modeling them: abstract base classes and p...

In this quiz, you’ll test your understanding of Implementing Interfaces in Python: ABCs and Protocols. By working through this quiz, you’ll revisit how to model interfaces with abstract base classes and protocols, how to enforce method contracts, and how duck typing lets unrelated classes work toget...

What's happening at EuroPython 2026? The conference celebrates its 25th anniversary this year in Kraków, Poland. This week on the show, organizers Mia Bajić and Daria Linhart Grudzien join me to discuss this year's conference. [ Improve Your Python With 🐍 Python Tricks 💌 – Get a short & sweet Python...

In this quiz, you’ll test your understanding of Serialize Your Data With Python. By working through this quiz, you’ll revisit how to choose between textual and binary formats, when to use schemas, and how to apply tools like pickle, json, the csv module, Parquet, and Protocol Buffers safely and effe...

AI-powered code editors have moved beyond novelty to become everyday tools for many Python developers. Instead of having to switch between your editor and a separate AI chat, you can use tools like Cursor and Windsurf that bring AI directly into your workflow. As a result, the Cursor vs Windsurf que...

One of the quickest ways to call multiple AI models from a single Python script is to use OpenRouter’s API, which acts as a unified routing layer between your code and multiple AI providers. By the end of this course, you’ll be able to access models from several providers through one unified API. Th...

In this quiz, you’ll test your understanding of Embeddings and Vector Databases With ChromaDB. By working through this quiz, you’ll revisit key concepts like vectors, cosine similarity, word and text embeddings, ChromaDB collections, metadata filtering, and retrieval-augmented generation (RAG). [ Im...

In this quiz, you’ll test your understanding of Accessing Multiple AI Models With the OpenRouter API. By working through this quiz, you’ll revisit how OpenRouter provides a unified routing layer, how to call AI models from a single Python script, how to switch between intelligent routing and a speci...

While the Northern Hemisphere warms up for summer, Python 3.15 went the other way with its beta 1 feature freeze 🥶. Since May 7, the list of what will be included in the next release is final. That list includes a brand-new sentinel built-in that finally standardizes a pattern Python developers have...

How can you easily reduce the size of a Python Docker container? What are the exceptions you should catch in your code? 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 P...

In this quiz, you’ll test your understanding of How to Read User Input From the Keyboard in Python. By working through this quiz, you’ll revisit the input() function, type conversion, error handling with try and except, the getpass module for hidden input, and the PyInputPlus library for automatic v...

GitHub offers several AI tools under the Copilot umbrella that cover your entire development workflow. Copilot can provide an AI-powered code review shortly after you open a pull request on GitHub. Rather than waiting for a teammate, you can add Copilot as a reviewer to receive context-aware feedbac...

In this quiz, you’ll test your understanding of How to Use GitHub Copilot Code Review in Pull Requests. By working through this quiz, you’ll revisit how to request a review from Copilot on your pull requests, apply or push back on its suggestions, configure automatic reviews, and use custom instruct...

You may have begun your Python journey interactively, exploring ideas within Jupyter Notebooks or through the Python REPL. While that’s great for quick experimentation and immediate feedback, you’ll likely find yourself saving code into .py files. However, as your codebase grows, knowing where thing...

In this quiz, you’ll test your understanding of Python’s Format Mini-Language for Tidy Strings. By working through this quiz, you’ll revisit how format specifiers work inside f-strings and str.format(), including alignment and width fields, decimal precision, type representations, thousand separator...

In this quiz, you’ll test your understanding of the video course Structuring Your Python Script. By working through this quiz, you’ll revisit how to make a Python script executable with a shebang, organize your imports per PEP 8, automatically sort imports with ruff, and define a clear entry point u...

Sometimes you need to make Python sleep, wait, or pause before running the next line of code. Whether you’re spacing out API requests, pacing a thread, or adding a delay to terminal output, Python’s time.sleep() function is the standard tool: Language: Python from time import sleep sleep(3) # Pause ...

In this quiz, you’ll test your understanding of Regular Expressions: Regexes in Python (Part 1). By working through this quiz, you’ll revisit how to use the re module to search for patterns, build character classes and anchors, group and capture substrings, and apply flags like re.IGNORECASE to cont...

Have you ever been confused by the naming of modules you're importing from a package? Is there a standard way to organize and name your Python virtual environments? This week on the show, Brett Cannon returns to discuss the Python Enhancement Proposals (PEPs) he's been working on recently. [ Improve...

In this quiz, you’ll test your understanding of Python’s assert: Debug and Test Your Code Like a Pro. By working through this quiz, you’ll revisit how assertions help you debug, test, and document your code, when to disable them in production, and which common pitfalls to avoid. [ Improve Your Pytho...

In this quiz, you’ll test your understanding of BNF Notation: Dive Deeper Into Python’s Grammar. By working through this quiz, you’ll revisit how to read Python’s grammar rules, recognize terminals and nonterminals, and interpret the BNF fragments that appear throughout the official documentation. [...

You probably found this tutorial 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 reci...

In this quiz, you’ll test your understanding of Sending Emails With Python. By working through this quiz, you’ll revisit how to build messages with the EmailMessage class, secure your SMTP connection, attach files, send HTML alternatives, route replies to a different mailbox, and address multiple re...

The Model Context Protocol (MCP) is a new open protocol that allows AI models to interact with external systems in a standardized, extensible way. In this video course, you’ll install MCP, explore its client-server architecture, and work with its core concepts: prompts, resources, and tools. You’ll ...

In this quiz, you’ll revisit the core concepts covered in the Python Web Scraping learning path: Learning Path Python Web Scraping 10 Resources ⋅ Skills: Web Scraping, HTTP Requests, Data Parsing You’ll be quizzed on making HTTP requests, parsing HTML with Beautiful Soup, extracting data with Scrapy...

In this quiz, you’ll revisit the core concepts covered in the Data Science With Python Core Skills learning path: Learning Path Data Science With Python Core Skills 21 Resources ⋅ Skills: Pandas, NumPy, Data Cleaning, Data Visualization, Statistics You’ll cover reading and writing CSV files, working...

In this quiz, you’ll revisit the core concepts covered in the Python Control Flow and Loops learning path: Learning Path Python Control Flow and Loops 15 Resources ⋅ Skills: Python, Control Flow, Conditional Statements, Booleans, for Loops, while Loops, enumerate, Nested Loops, break, continue, pass...

In this quiz, you’ll revisit the core concepts covered in the DevOps With Python learning path: Learning Path DevOps With Python 10 Resources ⋅ Skills: Packaging & Deployment, CI/CD, AWS, Docker, Logging The 16 questions span running Python scripts, managing dependencies with pip, automating workflo...