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Fixed #23438 -- Added snippet & imports to docs/intro/overview.txt.

This commit is contained in:
Tim Graham 2014-09-06 07:31:36 -04:00
parent 0f0a5c07f9
commit 88c4e01d34
1 changed files with 25 additions and 11 deletions
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docs/intro/overview.txt
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@ -23,8 +23,10 @@ code.
The :doc:`data-model syntax </topics/db/models>` offers many rich ways of
representing your models -- so far, it's been solving many years' worth of
database-schema problems. Here's a quick example, which might be saved in
the file ``mysite/news/models.py``::
database-schema problems. Here's a quick example:
.. snippet::
:filename: mysite/news/models.py
from django.db import models
@ -141,9 +143,10 @@ A dynamic admin interface: it's not just scaffolding -- it's the whole house
Once your models are defined, Django can automatically create a professional,
production ready :doc:`administrative interface </ref/contrib/admin/index>` --
a Web site that lets authenticated users add, change and delete objects. It's
as easy as registering your model in the admin site::
as easy as registering your model in the admin site:
# In models.py...
.. snippet::
:filename: mysite/news/models.py
from django.db import models
@ -153,12 +156,13 @@ as easy as registering your model in the admin site::
content = models.TextField()
reporter = models.ForeignKey(Reporter)
.. snippet::
:filename: mysite/news/admin.py
# In admin.py in the same directory...
import models
from django.contrib import admin
from . import models
admin.site.register(models.Article)
The philosophy here is that your site is edited by a staff, or a client, or
@ -182,7 +186,10 @@ mapping between URL patterns and Python callback functions. URLconfs also serve
to decouple URLs from Python code.
Here's what a URLconf might look like for the ``Reporter``/``Article``
example above::
example above:
.. snippet::
:filename: mysite/news/urls.py
from django.conf.urls import url
@ -222,10 +229,15 @@ The rest is up to you.
Generally, a view retrieves data according to the parameters, loads a template
and renders the template with the retrieved data. Here's an example view for
``year_archive`` from above::
``year_archive`` from above:
.. snippet::
:filename: mysite/news/views.py
from django.shortcuts import render
from .models import Article
def year_archive(request, year):
a_list = Article.objects.filter(pub_date__year=year)
context = {'year': year, 'article_list': a_list}
@ -248,7 +260,8 @@ first directory, it checks the second, and so on.
Let's say the ``news/year_archive.html`` template was found. Here's what that
might look like:
.. code-block:: html+django
.. snippet:: html+django
:filename: mysite/news/templates/news/year_archive.html
{% extends "base.html" %}
@ -288,7 +301,8 @@ in templates: each template has to define only what's unique to that template.
Here's what the "base.html" template, including the use of :doc:`static files
</howto/static-files/index>`, might look like:
.. code-block:: html+django
.. snippet:: html+django
:filename: mysite/templates/base.html
{% load staticfiles %}
<html>