Django (Python) Web Framework: The Comprehensive Guide [NEW]

Install python on windows from python.org, run the installer, and add python.exe to your path. Verify with cmd by launching the python shell and printing hello world.

install a newer Python version on macOS, verify installation with python3, and run a simple hello world and a two times six expression in the Python shell.

Install Visual Studio Code, a lightweight integrated development environment, to edit Python projects in this course. Download the appropriate version for Windows, Mac, or Linux and get started.

Install the Python extension pack in VS Code to streamline Python development, enabling essential tools and extensions for a smoother Django workflow.

Set up a Python project in VS Code, create App.py, and use the print function to display hello there and 15. Run code in the built-in terminal.

Paolo invites feedback and questions for this Django course, encouraging reviews on the discussion board to help fellow students and foster a collaborative learning community.

Install Django, create a Python virtual environment, activate it, upgrade pip, and start a Django project to manage dependencies and develop apps quickly.

Explore the Django project file structure, from __init__.py to asgi.py and wsgi.py, settings.py, urls.py, and manage.py, and learn how these configure, deploy, and run the app.

Explore how Django uses a project to manage multiple apps, create and run your first sandbox app, and wire URLs, views, and templates using manage.py, migrations, and HTTP response.

Django MVT architecture overview explains how models, views, and templates interact with the URL dispatcher to deliver data and user interfaces, highlighting separation of concerns and code reusability.

Explore how Django routes are defined via URL configurations and patterns, and how the sandbox app interacts with the project. Observe how routes map to views and trigger HTTP responses.

Pass metadata and dynamic data in a Django view response by adding headers, dictionaries, and random payloads.

Explore static versus dynamic websites and how Django splits front end templates from back end logic to serve dynamic content with databases, APIs, and views.

Explore how Django uses settings.py as the project’s configuration hub and how the url resolver matches project and app url patterns to the correct views, returning responses or templates.

Explore how Django views serve as the gatekeeper between front and back ends, fetching request data, connecting to models and templates, and rendering responses via the url dispatcher.

Explain how Django templates enable dynamic rendering using Django template language with variables, tags, and filters, and how base templates can extend for reusable, multi-template designs.

Learn to render an index.html template using Django's render, pass the request and a context dictionary, and organize templates under templates/sandbox with app namespace in URLs.

Learn to dynamically show data in Django templates by passing a context dictionary from the view to the template, and access data using dot notation in the Django template language.

Utilize Django template language tags to loop through the foods list, conditionally render items, and display dynamic context data with curly braces in templates.

Use Django template tags to conditionally render a list with an if-else block, looping through foods and displaying a 'no foods found' message when the list is empty.

learn how to create a base template in Django and extend it across pages to keep a consistent nav bar and footer, using blocks and extends to inject page content.

Explore how django models map data to databases using the orm, create a model class, and define relationships while building a recipe app.

Define the database schema with Django models as classes that inherit from the Model object, include attributes like title and ingredients, and map to tables with one-to-many relationships.

Restructure a Django project by creating a foodie app, wiring urls and views, and adding an index template to support a recipe share application.

Move the base template to a project-level templates folder, configure DIRS in settings, and extend base.html across apps to centralize layout.

Understand how Django migrations sync models with the database, maintain a history, and enable collaborative development; run migrate to apply initial and app migrations and view created tables.

Explore how Django's ORM maps a category model to the database, and create its migrations to generate the foodie app's category table.

Use the Django shell to query and populate the category table via the ORM. Create categories with the category model, listing Pablo and dessert, and verify results with printouts.

Discover the Django admin site, create a super user, and register the category model to manage categories via the backend interface.

Modify the category model to add a date added field with auto now add, then create and apply migrations, handling existing rows with a default and using timezone.now.

Customize the Django admin interface by creating a model admin class, setting list_display to show id, name, and date added, and registering the category model with this admin.

Create a Django recipe model with name, description, ingredients, directions, and date added; link it to a category with a cascade foreign key and enable admin management.

learn how to structure a Django project with multiple apps by creating a recipes app, refactoring models and admin, configuring URLs and namespaces, and wiring a basic view.

Run and apply internal migrations to restructure the recipe module, moving the recipe model from the foodie app to the recipes app, using make migrations and migrate.

Create a comments app in Django, define a comment model linked to recipes via a foreign key, register it in admin, and run migrations to enable commenting.

Explore the Django query set API, using all, get, and exclude, and see how lazily evaluated queries optimize data retrieval without raw SQL.

Filter recipes by a category through a foreign key to the category model’s primary key. Use exact lookups on the related category name, and contains for partial matches.

Learn to use Django's exclude lookup to filter querysets, employing field lookups like name__contains to remove items with soup or chocolate from results.

Utilize Django's lazy querysets to chain filters, excludes, and order by, hitting the database only when needed. Filter by category name exact soup and exclude chocolate, sorted by date added.

Slice Django querysets like Python lists to control data retrieval, which translates to sql limit and offset. Import and use aggregation functions like count and average to compute totals.

Explore the Django query set API and field lookups, focusing on using greater-than filters (GT) to filter records by id and other fields, with practical examples.

Discover how Django's Q object lets you build complex queries by encapsulating filters and combining them with and/or, using lookups like name__startswith and description__contains.

Explore the Django query set API with values, values_list, and exists; learn how to return dictionaries or tuples, use count and contains, and perform complex queries with Q objects.

Create a reusable base.html with a navbar and footer in Django, render templates like recipes.html that extend the base, and achieve a consistent branding across pages.

Fetch all recipes with objects.all in Django, pass them in a context to the recipes template, and loop through each recipe to display its name and description.

Create a detail view and a url that accepts a recipe id to display a recipe. Pass the recipe in the context and render its template to show the details.

Build dynamic navigation in Django by using the url template tag to link from a recipe list to each recipe's detail page, passing the recipe id via a named route.

Make the site logo clickable to return home by wiring the base template to the index route using named url patterns and the foodie app namespace with the url tag.

List all categories on the foodie app index, link each category to a recipes page, and render recipes filtered by category using a Django view, URL, and template.

Explore how Django models use an inner Meta class to configure metadata and admin display, including ordering by name or date_added and setting verbose_name and verbose_name_plural.

Discover class-based views in django, compare with function-based views, and learn to implement a generic list view using a model, template, and context for clean, reusable code.

Learn how to implement class-based detail views in Django, wiring URLs to a recipe detail page and enabling clickable items that render a dedicated detail template with context.

Learn how Django class-based list views expose a default list object in context. See how naming with context_object_name, such as object_list, affects templates for recipe lists.

Discover dynamic filtering in Django using class-based views by overriding get_queryset to filter recipes by category name with lookup methods like exact and iexact.

Learn to build a custom class-based view in Django by inheriting from View, overriding get to filter recipes by description containing a keyword, and render a template with context.

Learn how Django abstracts forms as classes to capture user input, validate and convert data, and save new categories to the database for front end display.

Learn to build and handle Django forms using model forms, render them as HTML elements, and process GET and POST requests with CSRF protection to save data to the database.

Learn how to validate and save a Django form, redirect to the index with a namespace, and handle get and post requests with proper re-rendering on invalid submissions.

Build a Django feedback feature with a model, a custom form, and wired views, URLs, and templates. Process post requests with CSRF protection, migrate, and redirect to thank you page.

Build a Django feedback form by creating a thank you view and URL, rendering a bound form, validating with a Gmail check, and saving submissions to the model.

Learn to add a recipe with a category dropdown in a Django app, ensuring the recipe links to a category by passing its id and rendering an add recipe form.

Redirect to the recipes page after adding a recipe, by updating the footy app URLs and using the recipes namespace to view the recipes index and details.

Learn to add a recipe with a pre-populated genre in Django, handling category IDs, initial form data, and redirects to category-specific recipe lists.

Refactor the code by moving add recipe logic into the foodie app, pre-populating the category, preserving the category relationship, and removing redundant templates and routes.

Explore how Django form widgets render HTML fields and how to customize forms using the Meta class, labels, placeholders, and widget attributes for category and recipe forms.

Explore how Django's built-in authentication system manages users, groups, permissions, and sessions, and learn to create, update, and view users via the admin interface.

Create an accounts app, wire urls, and use Django's user creation form to register and log in users.

Register new users in Django by rendering a registration form with CSRF protection, wiring the accounts app URLs and namespace, and validating user creation through the register view.

Enable Django logout by invoking the built-in logout view through a post form with CSRF token, showing logout when the user is authenticated and login/register otherwise; configure redirects in settings.

Create a manual login view and login.html, wire it to Django's default login, handle post, and remove redundant accounts path to avoid duplicate urls.

Learn to style a Django project with Bootstrap five by installing the django-bootstrap-five package, configuring settings, and implementing a responsive navbar and base.html layout.

Style the add recipe template by enhancing the base html with a page header and Bootstrap form integration, using Django Bootstrap 5 for a polished save recipe button.

Load Django Bootstrap five and style the style category template by adding and saving categories, then refresh to see updates and style recipe templates.

Explore building a dynamic desserts recipe page using bootstrap cards, headers, and card bodies to display recipes with images, descriptions, and the date added.

Learn how to format dates in Django templates using the date filter, customizing strings like Month day, year to display clean dates such as April 3rd, 2024.

Learn to add a recipe details link from a category route in Django, wire routes and URLs, and navigate to a recipe detail page by passing the recipe ID.

Finish styling all recipes templates in the Django course by migrating bootstrap, refining the details view, and aligning ingredients and directions with clean html and paragraph tags for consistency.

Style the main page of a Django app by cleaning the index template with bootstrap containers, cards, and headings for foodie, an app that lets you search recipes by ingredients.