This tutorial explores lazy evaluation in Python and looks at the advantages and disadvantages of using lazy and eager evaluation methods. By the end of this tutorial, you x ;ll clearly understand which approach is best for you, depending on your needs.

   In this Python Basics Exercises course, you x ;ll practice working with scope in Python. You x ;ll reinforce important coding concepts by working with variables inside and outside of functions and loops. You x ;ll also get to practice the LEGB rule.

   In this quiz, you x ;ll test your understanding of sequences in Python. You x ;ll revisit the basic characteristics of a sequence, operations common to most sequences, special methods associated with sequences, and how to create user defined mutable and immutable sequences.

   In this tutorial, you x ;ll learn how to use ChatGPT to generate tests for your Python code. You x ;ll use the chat to create doctest, unittest, and pytest tests for your code.

   What are the benefits of using a decoupled data processing system How do you write reusable queries for a variety of backend data platforms This week on the show, Phillip Cloud, the lead maintainer of Ibis, will discuss this portable Python dataframe library.

   In this quiz, you x ;ll test your understanding of Python testing with the unittest framework from the standard library. With this knowledge, you x ;ll be able to create basic tests, execute them, and find bugs before your users do.

   In this tutorial, you x ;ll learn how to use Python format specifiers within an f string to allow you to neatly format a float to your required precision.

   In this video course, you x ;ll learn how to raise exceptions in Python, which will improve your ability to efficiently handle errors and exceptional situations in your code. This way, you x ;ll write more reliable, robust, and maintainable code.

   In this step by step project, you x ;ll build a blog from the ground up. You x ;ll turn your Django blog data models into a GraphQL API and consume it in a Vue application for users to read. You x ;ll end up with an admin site and a user facing site you can continue to refine for your own use.

   In this quiz, you x ;ll test your understanding of Python x ;s namedtuple function from the collections module. This function allows you to create immutable sequence types that you can access using descriptive field names and dot notation.

   What is error culture, and how do you avoid it within your organization How do you navigate alert and notification fatigue Hey, it x ;s episode Real Python x ;s editor in chief, Dan Bader, joins us this week to celebrate. Christopher Trudeau also returns to bring another batch of...

   In this quiz, you x ;ll test your understanding of the differences between lazy and eager evaluation in Python. By working through this quiz, you x ;ll revisit how Python optimizes memory use and computational overhead by deciding when to compute values.

   In this quiz, you x ;ll test your understanding of how to format floats within f strings in Python. This knowledge will let you control the precision and appearance of floating point numbers when you incorporate them into formatted strings.

   Discover the power of Pydantic, Python x ;s most popular data parsing, validation, and serialization library. In this hands on tutorial, you x ;ll learn how to make your code more robust, trustworthy, and easier to debug with Pydantic.

   In this video course, you x ;ll learn how to use Python to generate QR codes, from your standard black and white QR codes to beautiful ones with your favorite colors. You x ;ll learn how to format QR codes, rotate them, and even replace the static background with moving images.

   In March , the first release candidate of NumPy was published. At the same time, the PSF announced a new position that will improve the PyPI user support, and the free threaded Python project reached an exciting milestone.

   How do you customize a LLM chatbot to address a collection of documents and data What tools and techniques can you use to build embeddings into a vector database This week on the show, Calvin Hendryx Parker is back to discuss developing an AI powered, Large Language Model driven chat interface.

   In this tutorial, you x ;ll learn about a tool called pipx, which lets you conveniently install and run Python packages as standalone command line applications in isolated environments. In a way, pipx turns the Python Package Index PyPI into an app marketplace for Python programmers.

   In this quiz, you x ;ll test your understanding of creating command line interfaces CLIs in Python using the argparse module. This knowledge is essential for creating user friendly command line apps, which are common in development, data science, and systems administration.

   PyTorch vs Tensorflow: Which one should you use Learn about these two popular deep learning libraries and how to choose the best one for your project.

   Can you build a Space Invaders clone using Python x ;s built in turtle module What advantages does the Seaborn data visualization library provide compared to Matplotlib Christopher Trudeau is back on the show this week, along with special guest Real Python core team member Bartosz Zaczy ski....

   In this tutorial, you x ;ll learn how to work with WAV audio files in Python using the standard library wave module. Along the way, you x ;ll synthesize sounds from scratch, visualize waveforms in the time domain, animate real time spectrograms, and apply special effects to widen the stereo...

   In this quiz, you x ;ll test your understanding of web scraping in Python. Web scraping is a powerful tool for data collection and analysis. By working through this quiz, you x ;ll revisit how to parse website data using string methods, regular expressions, and HTML parsers, as well as how to...

   Python has its fair share of hidden surprises, commonly known as Easter eggs. From clever jokes to secret messages, these little mysteries are often meant to be discovered by curious geeks like you

   In this quiz, you x ;ll test your understanding of Django, a fully featured Python web framework. By working through this quiz, you x ;ll revisit the steps to create a fully functioning web application and learn about some of Django x ;s most important features.

   In this quiz, you x ;ll test your understanding of inheritance and composition in Python. These are two major concepts in object oriented programming that help model the relationship between two classes. By working through this quiz, you x ;ll revisit how to use inheritance and composition in...

   Learn prompt engineering techniques with a practical, real world project to get better results from large language models. This tutorial covers zero shot and few shot prompting, delimiters, numbered steps, role prompts, chain of thought prompting, and more. Improve your LLM assisted projects today.

   In this quiz, you x ;ll test your understanding of how Python apps are run from isolated virtual environments using the pipx tool. With this knowledge, you x ;ll be able to safely run Python apps that are installed globally in your operating system.

   How is Python being used to automate processes in the laboratory How can it speed up scientific work with DNA sequencing This week on the show, Chemical Engineering PhD Student Parsa Ghadermazi is here to discuss Python in bioinformatics.

   In this step by step tutorial, you x ;ll use Python x ;s turtle module to write a Space Invaders clone. You x ;ll learn about techniques used in animations and games, and consolidate your knowledge of key Python topics.

   In this video course, you x ;ll learn how to store and retrieve data using Python, SQLite, and SQLAlchemy as well as with flat files. Using SQLite with Python brings with it the additional benefit of accessing data with SQL. By adding SQLAlchemy, you can work with data in terms of objects and...

   What are the advantages of determining the type of an object by how it behaves What coding circumstances are not a good fit for duck typing Christopher Trudeau is back on the show this week, bringing another batch of PyCoder x ;s Weekly articles and projects.

   One of the most useful data structures in Python is the dictionary. In this video course, you’ll practice working with Python dictionaries, see how dictionaries differ from lists and tuples, and define and use dictionaries in your own code.

   How do you get yourself unstuck when facing a programming problem How do you develop a positive developer mindset while learning Python This week on the show, Bob Belderbos from Pybites is here to talk about learning Python and building healthy developer habits.

   In this video course, you x ;ll learn how to integrate Celery and Django using Redis as a message broker. You x ;ll refactor the synchronous email sending functionality of an existing Django app into an asynchronous task that you x ;ll run with Celery instead.

   What are the typical computer tasks you do manually every week Could you automate those tasks with a Python script Christopher Trudeau is back on the show this week, bringing another batch of PyCoder x ;s Weekly articles and projects.

   In this Python Basics Exercises video course, you x ;ll practice installing packages with pip. You x ;ll also practice creating virtual environments, making lists of requirements, and recreating a development environment.

   How do you avoid the bottlenecks of data processing systems Is it possible to build tools that decouple storage and computation This week on the show, creator of the pandas library Wes McKinney is here to discuss Apache Arrow, composable data systems, and community collaboration.

   Rich is a powerful library for creating text based user interfaces TUIs in Python. It enhances code readability by pretty printing complex data structures and adds visual appeal with colored text, tables, animations, and more.

   What are real life examples of using Python decorators How can you harness their power in your code Christopher Trudeau is back on the show this week, bringing another batch of PyCoder x ;s Weekly articles and projects.