Django

Create Virtual Environment

conda create --name VenvName PackageName=version(3.5)

Activate

source activate MyDjangoEnv

Deactivate

source deactivate

Django Create project

django-admin startproject first_project

Structure of django project

• init.py - This is a blank Python script that due to its special name let’s Python know that this directory can be treated as a package
• settings.py - This is where you will store all your project settings
• urls.py - This is a Python script that will store all the URL patterns for your project. Basically the different pages of your web application.
• wsgi.py - This is a Python script that acts as the Web Server Gateway Interface. It will later on help us deploy our web app to production
• manage.py - This is a Python script that we will use a lot. It will be associates with many commands as we build our web app!

Install Django

conda install django

Run Server

python manage.py runserver

Note - settings.py change DEBUG to false to avoid log message to user

Create app inside project

python manage.py startapp first_app

Structure of app

• init.py - This is a blank Python script that due to its special name let’s Python know that this directory can be treated as a package
• admin.py - You can register your models here which Django will then use them with Django’s admin interface.
• apps.py - Here you can place application specific configurations
• models.py - Here you store the application’s data models
• tests.py - Here you can store test functions to test your code
• views.py - This is where you have functions that handle requests and return responses
• Migrations folder- This directory stores database specific information as it relates to the models

Note - Inform project about the newly created app by adding app details to settings.py INSATALLED_APPS

Mapping URLS

    include() function from django.conf.urls (Specific URL for app)
    from django.urls import path, include
    from first_app import views
    urlpatterns = [
        path('app/', include('first_app.urls')),
    ]

Templates

• Create a Template folder inside project
• Assign URL in settings.py
• Use template with expression in views.py

Static Files

• Create a static folder inside project
• Assign URL in settings.py

      STATIC_DIR = os.path.join(BASE_DIR,"static")
  
      STATICFILES_DIRS = [
  
          STATIC_DIR,
  
      ]
  
  

• Load static files in html

  {% load staticfiles %}
  
  <link rel="stylesheet" href="{% static "css/mystyle.css" %}"/>
  <img src="{% static "images/img.jpg" %}" alt=" Picture "/>
  

Next Branch : django-Model