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Practical TDD in modern Python

·1130 words·6 mins
Grzegorz Kocjan
Grzegorz Kocjan

Why Choose This Workshop?

In the fast-paced world of software development, the ability to write clean, error-free code quickly is not just a skill but a necessity. For Python developers, mastering Test-Driven Development (TDD) is critical to enhancing code quality and ensuring that applications perform flawlessly under real-world conditions. However, truly grasping TDD and applying it effectively in your daily coding practices can be quite challenging.

Many developers find that incorporating TDD into their workflow initially seems to slow them down. This perception arises because they struggle with the complexity of implementing tests before writing the actual code. Moreover, without a proper foundation and understanding of TDD principles, developers can end up with a suite of tests that are hard to maintain and do not actually improve the code quality or development speed.

My workshop, specifically designed for Python developers, tackles these issues head-on. Using a hands-on approach with real-world examples in FastAPI and testing using pytest, you will see how to integrate TDD into your Python projects seamlessly. You’ll learn how to write tests that not only verify your code but also drive your design, making your development process faster and more enjoyable. Join this workshop to transform your coding skills and make TDD your most valuable tool for Python development!

  1. Expert-Led Instruction: Learn from a seasoned software engineer who has successfully implemented FastAPI and TDD in production environments. Gain insights from real-world experience and a deep understanding of the software lifecycle.

  2. Hands-On Learning: Through a step-by-step guide mirroring my expertly designed curriculum, you will build a production-ready application from the ground up. Each session is crafted to enhance your understanding through practical application.

  3. Focus on Best Practices: Embrace the best practices in software development with TDD. Learn how to write tests before your application code, ensuring each line of code is tested and reduces bugs.

  4. Real-World Application: The skills taught are immediately applicable and designed to equip you with the knowledge to enhance your projects or smoothly integrate into your team’s development process.

Course Breakdown

  1. Introduction to FastAPI: Understand the framework’s strengths and why it stands out in modern web development.
  2. Fundamentals of TDD: Dive deep into Test-Driven Development — learn how to think and build robustly from the get-go.
  3. Building with FastAPI and TDD: Step-by-step construction of a web application using TDD principles, from simple functions to complex API services.
  4. Clean Architecture and Dependency Inversion: How to write code that never becomes legacy using Clean Architecture and Dependency Inversion.
  5. Debugging and Optimization: Techniques to debug and optimize your code effectively within the FastAPI framework.
  6. Creating Proof of Concept (POC): Learn how to create POC using TDD, allowing fast project validation.
  7. Moving to Production-Ready Code: Practical recipe for moving from POC to production-ready code without hours wasted rewriting everything.

Key Takeaways

  • Develop the ability to implement FastAPI in any web development project.
  • Master TDD to enhance code quality and maintainability.
  • Learn debugging and optimization techniques that save time and resources.
  • Know advanced pytest techniques that simplify your tests.
  • Obtain the confidence to deploy scalable and efficient web applications.
  • Know how to write legible tests that instantly pionts future issues.

Who Should Attend?

This workshop is ideal for intermediate Python developers familiar with basic web development concepts but wish to advance their skills in modern APIs and professional development practices with FastAPI and TDD.

Ready to Level Up Your Development Skills?

Join me for a transformative learning experience that will not only enhance your technical skills but also your approach to software development. Spots are limited – secure your place today and start building better software, faster!


Q: How can you guarantee that the techniques you teach will improve both the quality of my code and my project timelines?
A: While individual results may vary, TDD is a proven method for increasing code quality and project delivery efficiency. The effectiveness of these techniques is well-supported by industry reports like the State of DevOps by Google.

Q: Will the course provide practical, hands-on experience directly translating to my projects?
A: The course offers practical experience, although directly applying what you learn to your existing projects may vary. Starting TDD in new projects is straightforward, whereas integrating it into legacy systems may require adapting some principles, potentially through additional workshops like my transition from legacy to clean architecture refactoring workshop.

Q: Could learning and implementing this TDD workflow slow our current projects?
A: Learning any new skill might initially slow your workflow, but TDD ultimately enhances project predictability and speed. Additionally, I will provide you with a structured approach that can be gradually integrated into your projects.

Q: How much time will I need to invest in learning and implementing these methods? Will it require a significant shift in my current workflow?
A: The initial learning curve is steep; it took me about three years to fully integrate TDD. However, this workshop will teach you key strategies and shortcuts to jumpstart your TDD practice, especially if you’re already familiar with pytest.

Q: Are the strategies you propose scalable for larger projects or teams, or are they only effective for individual or small-scale scenarios?
A: TDD is scalable and can be applied to projects of any size, but it requires a solid architectural foundation. I also offer specialized code audits and TDD/refactoring workshops for complex systems or larger teams tailored to your specific needs.

Q: How current is the training material? Will it cover the latest versions of Python and any relevant frameworks like FastAPI?
A: Yes, the workshop is up-to-date, utilizing FastAPI versions above 0.100, Pydantic v2, pytest > 8.0, and SQLAlchemy 2.0, ensuring you learn the most current practices.

Q: How compatible are your methods with various programming languages and development frameworks I currently use?
A: While this workshop specifically uses Python, FastAPI, Pydantic, SQLAlchemy, and pytest, the TDD principles taught are universal and can be adapted to any programming language or framework.

Q: What kind of follow-up support or resources do you provide after the initial training or consultation?
A: After the workshop, we offer a month of follow-up support, including a call to discuss any questions or challenges that might arise as you implement what you’ve learned.

Q: How will these methods impact my codebase’s long-term maintenance and scalability?
A: Employing TDD leads to code with fewer dependencies, enhancing maintainability and scalability. This ensures your codebase remains modern and manageable, avoiding legacy pitfalls.

Q: Is your proposed TDD process too complex for our current team’s skill level? Will it be accessible to less experienced developers?
A: While introducing TDD may require guidance from an experienced developer, the process itself is made accessible through practical examples and can be effectively used by developers at all skill levels after the initial learning phase.

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