Practical Django Projects, Second Edition by James Bennett (Author)

By James Bennett (Author)

During this booklet, you’ll see how Django might help in attaining either one of those goals—rapid
application improvement and versatile, reusable code—through either the instruments it provides
to you without delay and the advance practices that it makes attainable. I’ll advisor you
through the improvement of numerous instance purposes and exhibit you the way the various
components and purposes bundled with Django might actually help write much less code at each
stage of the advance method. You’ll additionally see first-hand a few most sensible practices for
reusable code and learn the way you could practice them on your personal functions. Plus, you’ll
learn tips to combine current third-party libraries into Django-powered functions to
minimize the quantity of code you’ll have to write from scratch.

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You’ll notice that of the six lines of actual code in the search view, four are dedicated to loading the template, creating a Context, rendering the HTML, and returning the response. render_to_response that handles the process all in one step. filter( ➥ content__icontains=query) }) The render_to_response function gets two arguments here: 1. html 2. The dictionary to use for the template’s context Given that information, it handles the entire process of loading the template, rendering the output, and creating the HttpResponse.

Root to handle any incoming HTTP request for a URL matching its regular expression. flatpages. urls) for requests that match its regular expression. Using include like this allows you to quickly “plug in” different sets of URLs when and where you need them. py), the syntax specifies it by using the same style that you use when importing Python code: module and submodule names separated by dots. This is a common pattern in Python because there are functions that can dynamically carry out the same tasks as the import statement.

If you go back to the main index of the admin interface, you’ll see that the Recent Actions sidebar now has an entry for that site, showing that you’ve changed it recently. Figure 2-2. The default site object created by Django You’ll notice that the main admin page displays an Add link and a Change link next to each type of item (see Figure 2-1). Add a new flat page by clicking the Add link next to the Flat Pages link. This will bring up a blank form, automatically generated from the appropriate data model.

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