To use DuckDB, you first need to install it. Fortunately, DuckDB is self-contained, meaning it won’t interfere with your existing Python environment. You use python -m pip install duckdb to install it from the command prompt. If you’re working in a Jupyter Notebook, the command becomes !python -m pip install duckdb. The supporting downloadable code for this tutorial is also presented in a Jupyter Notebook. Once the installation is complete, you can quickly test your installation with a query: To […]

You’ve finished a course or finally made it to the end of a book that teaches you the basics of programming with Python. You’ve learned about variables, lists, tuples, dictionaries, for and while loops, conditional statements, object-oriented concepts, and more. So, what’s next? What can you do with Python nowadays? Python is a versatile programming language with many use cases in a variety of different fields. If you’ve grasped the basics of Python and are itching to build something with […]

Interactive Quiz ⋅ 13 QuestionsBy Leodanis Pozo Ramos Share In this quiz, you’ll test your understanding of Python Code Quality: Tools & Best Practices. By working through this quiz, you’ll revisit the importance of producing high-quality Python code that’s functional, readable, maintainable, efficient, and secure. You’ll also review how to use tools such as linters, formatters, and profilers to help achieve these qualities. The quiz contains 13 questions and there is no time limit. You’ll get 1 point for each […]

Producing high-quality Python code involves using appropriate tools and consistently applying best practices. High-quality code is functional, readable, maintainable, efficient, and secure. It adheres to established standards and has excellent documentation. You can achieve these qualities by following best practices such as descriptive naming, consistent coding style, modular design, and robust error handling. To help you with all this, you can use tools such as linters, formatters, and profilers. Read on to learn more about the strategies, tools, and best […]

Interactive Quiz ⋅ 8 QuestionsBy Martin Breuss Share In this quiz, you’ll test your understanding of Python’s .strip() method. You’ll also revisit the related methods .lstrip() and .rstrip(), as well as .removeprefix() and .removesuffix(). These methods are useful for tasks like cleaning user input, standardizing filenames, and preparing data for storage. The quiz contains 8 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 […]

Interactive Quiz ⋅ 11 QuestionsBy Bartosz Zaczyński Share In this quiz, you’ll test your understanding of Python’s Bytearray: A Mutable Sequence of Bytes. By working through this quiz, you’ll revisit the key concepts and uses of bytearray in Python. The quiz contains 11 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! Related Resources

LangGraph is a versatile Python library designed for stateful, cyclic, and multi-actor Large Language Model (LLM) applications. LangGraph builds upon its parent library, LangChain, and allows you to build sophisticated workflows that are capable of handling the complexities of real-world LLM applications. Explore the full tutorial to gain hands-on experience with LangGraph, including setting up workflows and building a LangGraph agent that can autonomously parse emails, send emails, and interact with API services. While you’ll get a brief primer on […]

Structural pattern matching is a powerful control flow construct invented decades ago that’s traditionally used by compiled languages, especially within the functional programming paradigm. Most mainstream programming languages have since adopted some form of pattern matching, which offers concise and readable syntax while promoting a declarative code style. Although Python was late to join the party, it introduced structural pattern matching in the 3.10 release. In this video course, you’ll: Master the syntax of the match statement and case clauses […]

Interactive Quiz ⋅ 10 QuestionsBy Ian Eyre Share In this quiz, you’ll test your understanding of the techniques discussed in the Introducing DuckDB tutorial. As you work through the questions, you’ll review your knowledge of DuckDB and build on what you learned in the tutorial. To successfully answer all the questions, you’ll need to do some research outside of the tutorial. Embrace this challenge and allow it to enhance your learning journey. The quiz contains 10 questions and there is […]

Interactive Quiz ⋅ 12 QuestionsBy Martin Breuss Share By working through this quiz, you’ll revisit how to build LLM workflows and agents in LangGraph, and how LangGraph expands upon LangChain’s capabilities. The quiz contains 12 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! Related Resources