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Learn Web Development with Python

You're reading from   Learn Web Development with Python Get hands-on with Python Programming and Django web development

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Product type Course
Published in Dec 2018
Publisher
ISBN-13 9781789953299
Length 796 pages
Edition 1st Edition
Languages
Tools
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Authors (3):
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Fabrizio Romano Fabrizio Romano
Author Profile Icon Fabrizio Romano
Fabrizio Romano
Gaston C. Hillar Gaston C. Hillar
Author Profile Icon Gaston C. Hillar
Gaston C. Hillar
Arun Ravindran Arun Ravindran
Author Profile Icon Arun Ravindran
Arun Ravindran
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Toc

Table of Contents (33) Chapters Close

Title Page
About Packt
Contributors
Preface
1. A Gentle Introduction to Python FREE CHAPTER 2. Built-in Data Types 3. Iterating and Making Decisions 4. Functions, the Building Blocks of Code 5. Saving Time and Memory 6. OOP, Decorators, and Iterators 7. Files and Data Persistence 8. Testing, Profiling, and Dealing with Exceptions 9. Concurrent Execution 10. Debugging and Troubleshooting 11. Installing the Required Software and Tools 12. Working with Models, Migrations, Serialization, and Deserialization 13. Creating API Views 14. Using Generalized Behavior from the APIView Class 15. Understanding and Customizing the Browsable API Feature 16. Using Constraints, Filtering, Searching, Ordering, and Pagination 17. Securing the API with Authentication and Permissions 18. Applying Throttling Rules and Versioning Management 19. Automating Tests 20. Solutions 21. Templates 22. Admin Interface 23. Forms 24. Security 25. Working Asynchronously 26. Creating APIs 27. Production-Ready 1. Other Books You May Enjoy Index

Jinja2


Jinja2 is very similar to DTL in syntax. But it has a slightly different philosophy in certain places. For instance, in DTL the method call is implied as in the following example:

{% for post in user.public_posts %} 
    ... 
{% endfor %} 

But in Jinja2, we invoke the public_posts method similar to a Python function call:

{% for post in user.public_posts() %} 
    ... 
{% endfor %} 

This means that in Jinja2 you can call functions with arguments, unlike DTL. Refer to the Jinja2 documentation for more such subtle differences.

Jinja2 is usually chosen for the following reasons:

  • Familiarity: If your template designers are already comfortable using Jinja2
  • Whitespace control: Jinja2 has finer control over whitespace after the tags get rendered
  • Customizability: Most aspects of Jinja2, from string defining markup to extensions, can be easily configured
  • Performance: Some benchmarks show Jinja2 is faster than Django
  • Autoescape: By default, Jinja2 disables XML/HTML autoescaping for performance

In most...

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