In this quiz, you’ll test your understanding of Python’s Counter: The Pythonic Way to Count Objects. By working through this quiz, you’ll revisit how to create Counter objects, update counts, find most common elements, and use counters as multisets with arithmetic operations. This quiz covers practi...

Python classes are blueprints for creating objects that bundle data and behavior together. Using the class keyword, you define attributes to store state and methods to implement behavior, then create as many instances as you need. Classes are the foundation of object-oriented programming (OOP) in Py...

In this quiz, you’ll test your understanding of Exploring Keywords in Python. By working through this quiz, you’ll revisit how to identify Python keywords, understand the difference between regular and soft keywords, categorize keywords by purpose, and avoid common pitfalls with deprecated keywords....

You may need to add Python to PATH if you’ve installed Python, but typing python on the command line doesn’t seem to work. You might see a message saying that python isn’t recognized, or you might end up running the wrong version of Python. A common fix for these problems is adding Python to the PAT...

In this quiz, you’ll test your understanding of Test-Driven Development With pytest. By working through this quiz, you’ll revisit creating and executing Python unit tests with pytest, practicing test-driven development, finding bugs before users, and checking code coverage. Use this quiz to confirm ...

Running Ollama in your terminal allows you to start chatting with a local large language model (LLM) quickly. You won’t need API keys, cloud services, or ongoing costs. Ollama is a free, open-source tool that lets you download and run models directly on your machine. By following this guide, you’ll ...

In this quiz, you’ll test your understanding of Using Jupyter Notebooks. By working through this quiz, you’ll review Jupyter Notebook basics: running code cells, switching modes, using shortcuts, formatting Markdown, managing the server, and exporting notebooks. Use it to check your workflow knowled...

With the mountains of Python code that it's possible to generate now, how's your code review going? What are the limitations of human review, and where does machine review excel? Christopher Trudeau is back on the show this week with another batch of PyCoder's Weekly articles and projects. [ Improve...

In this quiz, you’ll test your understanding of Interacting with REST APIs in Python. This quiz reviews REST principles, HTTP methods, status codes, and Python tools like requests, Flask, FastAPI, and Django REST Framework. Test your understanding of consuming and designing REST APIs, Pydantic valid...

In this quiz, you’ll test your understanding of Getting Started With Django: Building a Portfolio App. By working through this quiz, you’ll review core Django concepts like projects, apps, URL routing, views, templates, models, and migrations. You’ll reinforce how Django’s framework pieces fit toget...

This tutorial shows you how to use Git to track changes in a project using just a few core commands and save clean snapshots of your work. If you’ve ever changed a file, broken something, and wished you could undo it, version control makes that possible. Git keeps a running history of your files so ...

Revisit how Python data classes work with Python Data Classes. You’ll review how to define data classes, add default values to fields, customize ordering and comparisons, and work with immutable data classes. This quiz is based on the video course and reinforces the practical syntax and patterns you...

CRUD operations are at the heart of nearly every application you interact with. As a developer, you usually want to create data, read or retrieve data, update data, and delete data. Whether you access a database or interact with a REST API, only when all four operations are present are you able to m...

In this quiz, you’ll test your understanding of Python Modules and Packages. By working through this quiz, you’ll revisit how to write and import modules and packages, how to structure code for modular development, and how to combine modules to create larger applications. This quiz will help you pra...

Learning Python can be genuinely hard, and it’s normal to struggle with fundamental concepts. Research has shown that note-taking is invaluable when learning new things. This guide will help you get the most out of your learning efforts by showing you how to take better notes as you walk through an ...

In this quiz, you’ll test your understanding of Python Strings and Character Data. This quiz helps you deepen your understanding of Python’s string and byte data types. You’ll explore core concepts like string immutability, interpolation with f-strings, Unicode handling, key string methods, and work...

How do you quickly get an understanding of what's inside a new set of data? How can you share an exploratory data analysis with your team? 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 💌 – Ge...

In this quiz, you’ll test your understanding of Python Decorators 101. Work through this quiz to review first-class functions, inner functions, and decorators, and learn how to create, reuse, and apply them to extend behavior cleanly in Python. [ Improve Your Python With 🐍 Python Tricks 💌 – Get a sh...

In this quiz, you’ll test your understanding of Add Python to PATH. By working through this quiz, you’ll review what the PATH environment variable is, how the shell searches it in order. You’ll also practice adding Python to PATH on Windows, Linux, and macOS, prepending directories with export, refr...

Build LLM-powered applications in Python. Call model APIs, craft prompts, add retrieval-augmented generation, create AI agents, and connect via MCP. [ Improve Your Python With 🐍 Python Tricks 💌 – Get a short & sweet Python Trick delivered to your inbox every couple of days. >> Click here to learn mo...

Staying consistent with learning Python can be challenging. This guide helps you create a weekly Python study schedule that you can stick to and shows you how it works in practice. By the end of this guide, you’ll have a practical, personal schedule that fits your life, not the other way around. You...

In this quiz, you’ll test your understanding of Python Data Types. By working through this quiz, you’ll revisit basic numeric, string, and Boolean types, how Python represents these objects, and common built-in functions. This quiz helps beginners solidify a foundation for working with Python types ...

Python makes it straightforward to download files from a URL with its robust set of libraries. For quick tasks, you can use the built-in urllib module or the requests library to fetch and save files. When working with large files, streaming data in chunks can help save memory and improve performance...

In this quiz, you’ll test your understanding of Linked Lists in Python. By working through this quiz, you’ll revisit what linked lists are, when to use collections.deque, how to implement your own linked lists, and the other linked list types and use cases. [ Improve Your Python With 🐍 Python Tricks...

There are many different integrated development environments (IDEs) to choose from for Python development. One popular option for data-focused work is Spyder, an open-source Python IDE geared toward scientists, engineers, and data analysts. Its name comes from Scientific PYthon Development EnviRonme...

In this quiz, you’ll test your understanding of Speed Up Python With Concurrency. You’ll explore how I/O-bound programs face latency, which concurrency patterns to use, the differences between threading, asyncio, and multiprocessing, and how the Global Interpreter Lock (GIL) affects Python programs....

How well do you know Python string manipulation? In this quiz, you’ll revisit concepts like string immutability, splitting and joining with different arguments, and building safe string operations for tasks like CSV handling. You’ll get hands-on practice with real examples from the Splitting, Concat...

What goes into creating the tutorials you read at Real Python? What are the steps in the editorial process, and who are the people behind the scenes? This week on the show, Real Python team members Martin Breuss, Brenda Weleschuk, and Philipp Acsany join us to discuss topic curation, review stages, ...

Test your understanding of Python Coding Setup on Windows. By working through this quiz, you’ll review the key steps for setting up a Python development environment on Windows. You’ll cover system updates, Windows Terminal, package managers, PowerShell profiles, environment variables, and safe use o...

In this quiz, you’ll test your understanding of Working With Files in Python. By working through this quiz, you’ll revisit key techniques for handling files and directories in Python. You’ll practice safely opening files, iterating over directories, and filtering entries to select only files or subd...