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Fixed #14426 -- Removed "mysite" import statements from examples that might teach people "bad habits" in regards to creating reusable apps.
git-svn-id: http://code.djangoproject.com/svn/django/trunk@14270 bcc190cf-cafb-0310-a4f2-bffc1f526a37
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@ -21,7 +21,8 @@ code.
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The :doc:`data-model syntax </topics/db/models>` offers many rich ways of
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representing your models -- so far, it's been solving two years' worth of
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database-schema problems. Here's a quick example::
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database-schema problems. Here's a quick example, which might be saved in
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the file ``mysite/news/models.py``::
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class Reporter(models.Model):
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full_name = models.CharField(max_length=70)
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@ -57,7 +58,8 @@ Enjoy the free API
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With that, you've got a free, and rich, :doc:`Python API </topics/db/queries>` to
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access your data. The API is created on the fly, no code generation necessary::
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>>> from mysite.models import Reporter, Article
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# Import the models we created from our "news" app
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>>> from news.models import Reporter, Article
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# No reporters are in the system yet.
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>>> Reporter.objects.all()
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@ -177,9 +179,9 @@ example above::
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from django.conf.urls.defaults import *
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urlpatterns = patterns('',
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(r'^articles/(\d{4})/$', 'mysite.views.year_archive'),
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(r'^articles/(\d{4})/(\d{2})/$', 'mysite.views.month_archive'),
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(r'^articles/(\d{4})/(\d{2})/(\d+)/$', 'mysite.views.article_detail'),
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(r'^articles/(\d{4})/$', 'news.views.year_archive'),
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(r'^articles/(\d{4})/(\d{2})/$', 'news.views.month_archive'),
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(r'^articles/(\d{4})/(\d{2})/(\d+)/$', 'news.views.article_detail'),
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)
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The code above maps URLs, as simple regular expressions, to the location of
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@ -195,7 +197,7 @@ is a simple Python function. Each view gets passed a request object --
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which contains request metadata -- and the values captured in the regex.
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For example, if a user requested the URL "/articles/2005/05/39323/", Django
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would call the function ``mysite.views.article_detail(request,
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would call the function ``news.views.article_detail(request,
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'2005', '05', '39323')``.
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Write your views
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@ -193,7 +193,7 @@ wizard takes a list of your :class:`~django.forms.Form` objects as
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arguments when you instantiate the Wizard::
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from django.conf.urls.defaults import *
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from mysite.testapp.forms import ContactForm1, ContactForm2, ContactWizard
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from testapp.forms import ContactForm1, ContactForm2, ContactWizard
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urlpatterns = patterns('',
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(r'^contact/$', ContactWizard([ContactForm1, ContactForm2])),
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@ -95,7 +95,7 @@ sitemap to include all the links to your individual blog entries. Here's how
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your sitemap class might look::
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from django.contrib.sitemaps import Sitemap
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from mysite.blog.models import Entry
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from blog.models import Entry
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class BlogSitemap(Sitemap):
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changefreq = "never"
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@ -242,7 +242,7 @@ Here's an example of a :doc:`URLconf </topics/http/urls>` using both::
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from django.conf.urls.defaults import *
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from django.contrib.sitemaps import FlatPageSitemap, GenericSitemap
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from mysite.blog.models import Entry
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from blog.models import Entry
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info_dict = {
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'queryset': Entry.objects.all(),
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@ -570,7 +570,7 @@ It's perfectly OK to relate a model to one from another app. To do this,
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import the related model at the top of the model that holds your model. Then,
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just refer to the other model class wherever needed. For example::
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from mysite.geography.models import ZipCode
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from geography.models import ZipCode
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class Restaurant(models.Model):
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# ...
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@ -60,7 +60,7 @@ funky model importing.)
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Assuming models live in a file ``mysite/blog/models.py``, here's an example::
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>>> from mysite.blog.models import Blog
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>>> from blog.models import Blog
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>>> b = Blog(name='Beatles Blog', tagline='All the latest Beatles news.')
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>>> b.save()
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@ -98,7 +98,7 @@ Updating a ``ForeignKey`` field works exactly the same way as saving a normal
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field; simply assign an object of the right type to the field in question.
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This example updates the ``blog`` attribute of an ``Entry`` instance ``entry``::
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>>> from mysite.blog.models import Entry
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>>> from blog.models import Entry
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>>> entry = Entry.objects.get(pk=1)
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>>> cheese_blog = Blog.objects.get(name="Cheddar Talk")
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>>> entry.blog = cheese_blog
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@ -108,7 +108,7 @@ Updating a ``ManyToManyField`` works a little differently; use the ``add()``
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method on the field to add a record to the relation. This example adds the
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``Author`` instance ``joe`` to the ``entry`` object::
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>>> from mysite.blog.models import Author
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>>> from blog.models import Author
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>>> joe = Author.objects.create(name="Joe")
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>>> entry.authors.add(joe)
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@ -72,7 +72,7 @@ the URLconf to point to a view function:
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from django.conf.urls.defaults import *
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from django.views.generic.simple import direct_to_template
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**from mysite.books.views import about_pages**
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**from books.views import about_pages**
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urlpatterns = patterns('',
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('^about/$', direct_to_template, {
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@ -152,7 +152,7 @@ To build a list page of all publishers, we'd use a URLconf along these lines::
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from django.conf.urls.defaults import *
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from django.views.generic import list_detail
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from mysite.books.models import Publisher
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from books.models import Publisher
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publisher_info = {
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"queryset" : Publisher.objects.all(),
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@ -251,7 +251,7 @@ detail view, we'd use an info dict like this:
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.. parsed-literal::
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from mysite.books.models import Publisher, **Book**
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from books.models import Publisher, **Book**
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publisher_info = {
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"queryset" : Publisher.objects.all(),
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@ -376,7 +376,7 @@ of code by hand. As usual, we'll start by writing a URLconf:
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.. parsed-literal::
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from mysite.books.views import books_by_publisher
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from books.views import books_by_publisher
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urlpatterns = patterns('',
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(r'^publishers/$', list_detail.object_list, publisher_info),
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@ -387,7 +387,7 @@ Next, we'll write the ``books_by_publisher`` view itself::
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from django.http import Http404
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from django.views.generic import list_detail
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from mysite.books.models import Book, Publisher
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from books.models import Book, Publisher
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def books_by_publisher(request, name):
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@ -447,7 +447,7 @@ custom view:
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.. parsed-literal::
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from mysite.books.views import author_detail
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from books.views import author_detail
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urlpatterns = patterns('',
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#...
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@ -457,7 +457,7 @@ custom view:
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Then we'd write our wrapper function::
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import datetime
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from mysite.books.models import Author
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from books.models import Author
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from django.views.generic import list_detail
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from django.shortcuts import get_object_or_404
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@ -338,12 +338,12 @@ Here's the example URLconf from the :doc:`Django overview </intro/overview>`::
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from django.conf.urls.defaults import *
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urlpatterns = patterns('',
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(r'^articles/(\d{4})/$', 'mysite.news.views.year_archive'),
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(r'^articles/(\d{4})/(\d{2})/$', 'mysite.news.views.month_archive'),
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(r'^articles/(\d{4})/(\d{2})/(\d+)/$', 'mysite.news.views.article_detail'),
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(r'^articles/(\d{4})/$', 'news.views.year_archive'),
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(r'^articles/(\d{4})/(\d{2})/$', 'news.views.month_archive'),
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(r'^articles/(\d{4})/(\d{2})/(\d+)/$', 'news.views.article_detail'),
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)
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In this example, each view has a common prefix -- ``'mysite.news.views'``.
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In this example, each view has a common prefix -- ``'news.views'``.
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Instead of typing that out for each entry in ``urlpatterns``, you can use the
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first argument to the ``patterns()`` function to specify a prefix to apply to
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each view function.
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@ -352,7 +352,7 @@ With this in mind, the above example can be written more concisely as::
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from django.conf.urls.defaults import *
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urlpatterns = patterns('mysite.news.views',
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urlpatterns = patterns('news.views',
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(r'^articles/(\d{4})/$', 'year_archive'),
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(r'^articles/(\d{4})/(\d{2})/$', 'month_archive'),
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(r'^articles/(\d{4})/(\d{2})/(\d+)/$', 'article_detail'),
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