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Django Design Patterns and Best Practices

You're reading from   Django Design Patterns and Best Practices Industry-standard web development techniques and solutions using Python

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Product type Paperback
Published in May 2018
Publisher Packt
ISBN-13 9781788831345
Length 282 pages
Edition 2nd Edition
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Author (1):
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Arun Ravindran Arun Ravindran
Author Profile Icon Arun Ravindran
Arun Ravindran
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Table of Contents (16) Chapters Close

Preface 1. Django and Patterns 2. Application Design FREE CHAPTER 3. Models 4. Views and URLs 5. Templates 6. Admin Interface 7. Forms 8. Working Asynchronously 9. Creating APIs 10. Dealing with Legacy Code 11. Testing and Debugging 12. Security 13. Production-Ready 14. Python 2 Versus Python 3 15. Other Books You May Enjoy

TDD


TDD is a form of software development where you first write the test, run the test (which would fail first), and then write the minimum code needed to make the test pass. This might sound counterintuitive. Why do we need to write tests when we know that we have not written any code and we are certain that it will fail because of that?

However, look again. We do eventually write the code that merely satisfies these tests. This means that these tests are not ordinary tests, they are more like specifications. They tell you what to expect. These tests or specifications will directly come from your client's user stories. You are writing just enough code to make it work.

The process of TDD has many similarities to the scientific method, which is the basis of modern science. In the scientific method, it is important to frame the hypothesis first, gather data, and then conduct experiments that are repeatable and verifiable to prove or disprove your hypothesis.

My recommendation will be to try TDD...

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