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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
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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

Routing URLs to Django views and functions


Now, we have to create a new Python file named urls.py in the toys folder, specifically, the toys/urls.py file. The following lines show the code for this file, which defines the URL patterns that specify the regular expressions that have to be matched in the request to run a specific function previously defined in the views.py file. The code file for the sample is included in the hillar_django_restful_03_01 folder, in the restful01/toys/urls.py file:

from django.conf.urls import url 
from toys import views 
 
urlpatterns = [ 
    url(r'^toys/$', views.toy_list), 
    url(r'^toys/(?P<pk>[0-9]+)$', views.toy_detail), 
] 

The urlpatterns list makes it possible to route URLs to views. The code calls the django.conf.urls.url function with the regular expression that has to be matched and the view function defined in the views module as arguments to create a RegexURLPattern instance for each entry in the urlpatterns list.

Now, we have to replace the...

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