Building projects is a great way to learn programming and have fun at the same time. When you work on a project, you apply different coding skills simultaneously, which is good practice for what you’ll do in a real-life project. In this tutorial, you’ll create a contact book application with a text-based interface (TUI) based on Python and Textual. To store the contact data, your app will use an SQLite database. In this tutorial, you’ll learn how to: Create the […]

Python 3.13 was published on October 7, 2024. This new version is a major step forward for the language, although several of the biggest changes are happening under the hood and won’t be immediately visible to you. In a sense, Python 3.13 is laying the groundwork for some future improvements, especially to the language’s performance. As you watch the course, you’ll learn more about the background for this and dive into some new features that are fully available now. In […]

October is always an important month for Python, as this is when a new major version is released. Python 3.13 is the new version this year, and it brings several new features that lay the groundwork for other changes in the future. As one version of Python comes to life, another is put to rest. Python 3.8 is already five years old, which means that this version won’t be supported any longer. There are also exciting developments happening in the […]

Interactive Quiz ⋅ 20 QuestionsBy Martin Breuss Share In this quiz, you’ll test your understanding of Python’s Iterators and Iterables. By working through this quiz, you’ll revisit how to create and work with iterators and iterables, understand the differences between them, and review how to use generator functions and the yield statement. The quiz contains 20 questions and there is no time limit. You’ll get 1 point for each correct answer. At the end of the quiz, you’ll receive a […]

Interactive Quiz ⋅ 5 QuestionsBy Martin Breuss Share In this quiz, you’ll test your understanding of Python’s import statement and related topics. By working through this quiz, you’ll revisit how to use modules in your scripts and import modules dynamically at runtime. The quiz contains 5 questions and there is no time limit. You’ll get 1 point for each correct answer. At the end of the quiz, you’ll receive a total score. The maximum score is 100%. Good luck! « […]

Interactive Quiz ⋅ 8 QuestionsBy Martin Breuss Share In this quiz, you’ll test your understanding of List Comprehension in Python. By working through this quiz, you’ll revisit how to rewrite loops as list comprehensions, how to choose when to use list comprehensions, how you can use conditional logic in your comprehensions, and how to profile your code to resolve performance questions. The quiz contains 8 questions and there is no time limit. You’ll get 1 point for each correct answer. […]

Interactive Quiz ⋅ 10 QuestionsBy Leodanis Pozo Ramos Share Test your understanding of Python’s tools for string formatting, including f-strings and the .format() method. Take this quiz after reading our A Guide to Modern Python String Formatting Tools tutorial. The quiz contains 10 questions and there is no time limit. You’ll get 1 point for each correct answer. At the end of the quiz, you’ll receive a total score. The maximum score is 100%. Good luck! « Browse All Python […]

Watch Now This tutorial has a related video course created by the Real Python team. Watch it together with the written tutorial to deepen your understanding: Formatting Python Strings When working with strings in Python, you may need to interpolate values into your string and format these values to create new strings dynamically. In modern Python, you have f-strings and the .format() method to approach the tasks of interpolating and formatting strings. To get the most out of this tutorial, […]

As a Python developer, you’ll have to deal with mutable and immutable objects sooner or later. Mutable objects are those that allow you to change their value or data in place without affecting the object’s identity. In contrast, immutable objects don’t allow this kind of operation. You’ll just have the option of creating new objects of the same type with different values. In Python, mutability is a characteristic that may profoundly influence your decision when choosing which data type to […]