diff options
| author | David Smith <smithdc@gmail.com> | 2025-07-25 10:24:17 +0100 |
|---|---|---|
| committer | nessita <124304+nessita@users.noreply.github.com> | 2025-08-25 10:51:10 -0300 |
| commit | f81e6e3a53ee36e3f730a71aa55a5744982dd016 (patch) | |
| tree | 44a4fdd64e2d1489d80b1af8bd1ac3c7af3ad0dd /docs/intro/tutorial02.txt | |
| parent | 4286a23df64f6ce3b9b6ed097f4d1aac7d9e0de4 (diff) | |
Refs #36485 -- Rewrapped docs to 79 columns line length.
Lines in the docs files were manually adjusted to conform to the
79 columns limit per line (plus newline), improving readability and
consistency across the content.
Diffstat (limited to 'docs/intro/tutorial02.txt')
| -rw-r--r-- | docs/intro/tutorial02.txt | 61 |
1 files changed, 32 insertions, 29 deletions
diff --git a/docs/intro/tutorial02.txt b/docs/intro/tutorial02.txt index f78a83d1bd..af9f717225 100644 --- a/docs/intro/tutorial02.txt +++ b/docs/intro/tutorial02.txt @@ -51,7 +51,8 @@ come with Django: * :mod:`django.contrib.staticfiles` -- A framework for managing static files. -These applications are included by default as a convenience for the common case. +These applications are included by default as a convenience for the common +case. Some of these applications make use of at least one database table, though, so we need to create the tables in the database before we can use them. To do @@ -62,13 +63,13 @@ that, run the following command: $ python manage.py migrate The :djadmin:`migrate` command looks at the :setting:`INSTALLED_APPS` setting -and creates any necessary database tables according to the database settings -in your :file:`mysite/settings.py` file and the database migrations shipped -with the app (we'll cover those later). You'll see a message for each -migration it applies. If you're interested, run the command-line client for your -database and type ``\dt`` (PostgreSQL), ``SHOW TABLES;`` (MariaDB, MySQL), -``.tables`` (SQLite), or ``SELECT TABLE_NAME FROM USER_TABLES;`` (Oracle) to -display the tables Django created. +and creates any necessary database tables according to the database settings in +your :file:`mysite/settings.py` file and the database migrations shipped with +the app (we'll cover those later). You'll see a message for each migration it +applies. If you're interested, run the command-line client for your database +and type ``\dt`` (PostgreSQL), ``SHOW TABLES;`` (MariaDB, MySQL), ``.tables`` +(SQLite), or ``SELECT TABLE_NAME FROM USER_TABLES;`` (Oracle) to display the +tables Django created. .. admonition:: For the minimalists @@ -94,8 +95,8 @@ additional metadata. Django follows the :ref:`DRY Principle <dry>`. The goal is to define your data model in one place and automatically derive things from it. - This includes the migrations - unlike in Ruby On Rails, for example, migrations - are entirely derived from your models file, and are essentially a + This includes the migrations - unlike in Ruby On Rails, for example, + migrations are entirely derived from your models file, and are essentially a history that Django can roll through to update your database schema to match your current models. @@ -138,12 +139,12 @@ format. You'll use this value in your Python code, and your database will use it as the column name. You can use an optional first positional argument to a -:class:`~django.db.models.Field` to designate a human-readable name. That's used -in a couple of introspective parts of Django, and it doubles as documentation. -If this field isn't provided, Django will use the machine-readable name. In this -example, we've only defined a human-readable name for ``Question.pub_date``. -For all other fields in this model, the field's machine-readable name will -suffice as its human-readable name. +:class:`~django.db.models.Field` to designate a human-readable name. That's +used in a couple of introspective parts of Django, and it doubles as +documentation. If this field isn't provided, Django will use the +machine-readable name. In this example, we've only defined a human-readable +name for ``Question.pub_date``. For all other fields in this model, the field's +machine-readable name will suffice as its human-readable name. Some :class:`~django.db.models.Field` classes have required arguments. :class:`~django.db.models.CharField`, for example, requires that you give it a @@ -166,7 +167,8 @@ That small bit of model code gives Django a lot of information. With it, Django is able to: * Create a database schema (``CREATE TABLE`` statements) for this app. -* Create a Python database-access API for accessing ``Question`` and ``Choice`` objects. +* Create a Python database-access API for accessing ``Question`` and ``Choice`` + objects. But first we need to tell our project that the ``polls`` app is installed. @@ -223,8 +225,8 @@ they're designed to be human-editable in case you want to manually tweak how Django changes things. There's a command that will run the migrations for you and manage your database -schema automatically - that's called :djadmin:`migrate`, and we'll come to it in a -moment - but first, let's see what SQL that migration would run. The +schema automatically - that's called :djadmin:`migrate`, and we'll come to it +in a moment - but first, let's see what SQL that migration would run. The :djadmin:`sqlmigrate` command takes migration names and returns their SQL: .. console:: @@ -297,7 +299,8 @@ If you're interested, you can also run :djadmin:`python manage.py check <check>`; this checks for any problems in your project without making migrations or touching the database. -Now, run :djadmin:`migrate` again to create those model tables in your database: +Now, run :djadmin:`migrate` again to create those model tables in your +database: .. console:: @@ -534,8 +537,8 @@ Introducing the Django Admin Django was written in a newsroom environment, with a very clear separation between "content publishers" and the "public" site. Site managers use the - system to add news stories, events, sports scores, etc., and that content is - displayed on the public site. Django solves the problem of creating a + system to add news stories, events, sports scores, etc., and that content + is displayed on the public site. Django solves the problem of creating a unified interface for site administrators to edit content. The admin isn't intended to be used by site visitors. It's for site @@ -597,8 +600,8 @@ given language (if Django has appropriate translations). Enter the admin site -------------------- -Now, try logging in with the superuser account you created in the previous step. -You should see the Django admin index page: +Now, try logging in with the superuser account you created in the previous +step. You should see the Django admin index page: .. image:: _images/admin02.png :alt: Django admin index page @@ -628,15 +631,15 @@ edit it to look like this: Explore the free admin functionality ------------------------------------ -Now that we've registered ``Question``, Django knows that it should be displayed on -the admin index page: +Now that we've registered ``Question``, Django knows that it should be +displayed on the admin index page: .. image:: _images/admin03t.png :alt: Django admin index page, now with polls displayed -Click "Questions". Now you're at the "change list" page for questions. This page -displays all the questions in the database and lets you choose one to change it. -There's the "What's up?" question we created earlier: +Click "Questions". Now you're at the "change list" page for questions. This +page displays all the questions in the database and lets you choose one to +change it. There's the "What's up?" question we created earlier: .. image:: _images/admin04t.png :alt: Polls change list page |
