Web development django.pdf

Web development django.pdf

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  Web framework What isa Web Framework? A web framework is a server-side application framework , that is designed to support the development of * dynamic websites * web applications * web services and * resources
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  More about webFramework • A Python web framework is a code library, • that makes the life of a web application developer much easier • for building flexible, scalable and maintainable web applications. • A web development framework is a set of resources and tools for software developers to build and manage web applications, web services and websites.
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  Why Django ? •Tight Integration between Components • Object-Relational Mapper (ORM) • Automatic Administration Interface Multi-Lingual Support
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  Introduction to Djangoframework. There are following frameworks in Python. • Django • CherryPy • pylons • Flask • Bottle • Pyramid • Cubic Web • GAE framework
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  What is DjangoFramework ? • Django is basically a high-level Python web application framework that enables the rapid development of web applications. • It achieves so with pragmatic, much cleaner design in comparison of other frameworks. • Django takes care of the difficult stuff so that you can concentrate on building your web applications.
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  MVT Pattern • Howdoes Django Work? • Django follows the MVT design pattern (Model View Template). • MVT stands for Model – View – Template. • MVT architecture is the software design pattern used by the Django web framework.
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  Model • In Django,the data is delivered as an Object Relational Mapping (ORM) • which is a technique designed to make it easier to work with databases. • Django, with ORM, makes it easier to communicate with the database, without having to write complex SQL statements.
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  View • A viewis a function or method that takes • http requests as arguments • imports the relevant model(s) • and finds out what data to send to the template • and returns the final result. • The views are usually located in a file called views.py.
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  Templates • A templateis a file where you describe how the result should be represented. • Templates are often .html files, with HTML code describing the layout of a web page. • but it can also be in other file formats to present other results, but here we will concentrate on .html files. URLs • When a user requests a URL, Django decides which view it will send it to. • This is done in a file called urls.py.
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  Installation • Django canbe easily install using python's package manager. • before installation of django you must have python and pip. • first open the terminal and execute the following commands for installation. • pip install django
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  Project • Create aproject in django • open the terminal and navigate a folder in your system where you want to create a project. • Django-admin startproject djangoProject
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  • this commandwill create a project named "djangoProject" in your folder. • and here is your first django project.
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  Project • creating Homepage using django framework. • open the terminal and navigate a folder in your system where you want to create a project. • django-admin startproject HomeProject
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  • cd HomeProject •Create app of our project – python manage.py startapp myapp – code . – it will open the project in coding app in your system.
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  Application Register
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  • create afolder named "Templates" in Application. • After creating Templates create a new file named "home.html".
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  • After creatinga file make their view in views.py.
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  • create aurl for http response.
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  • Then runyour project using this commands • Open new terminal – python manage.py runserver – follow the link.
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  And here isyour project
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  Creating a webApp
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  • Creating navbarof webapp
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  • Code fornavbar
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  • Adding datain web app using django models – Create a model in floder named “models.py”
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  • Model Migrations –Open new terminal and execute the following commands – Python manage.py makemigrations
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  • - pythonmanage.py migrate
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  Model Registration • Opena folder named “admin.py” in application – Import the created Model in admin.py.
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  – Register themodel
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  • Import themodel in views.py
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  • Adding contentusing cards
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  • Defined codefor image & card
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  Cards
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  • Adding content
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  • Footer forwebapp
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  • Creating footerfor project
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  Admin-panel in Django •Creating admin panel of webapp – Open new terminal and follow the given commands – Python manage.py createsuperuser
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  Admin panel
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  • Added datain panel
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  • Adding dynamicdata to web using MVT architecture.
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  • Creating templatefor Page
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  • Create htmlfile in folder named “Templates” in application – And follow the code
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  • Creating aview for template – Click to python file named views.py – And create the view for template
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  • Getting URLfor specific created http response(view) – Click to python file named Urls.py – Add views from application – And give a path
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  Static • Adding Staticfiles in web app – Click to settings.py and follow the defined code
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  • Then moveto urls.py and follow the steps for static image
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  Thank you 304 AdityaArcade, Nr. Choice Restaurant CG Road Ahmedabad Contact 9537344018 www.codingcloudinstitute.com