1. Welcome

Try DJANGO Tutorial series is here to teach you Django bit by bit.

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2. Installing to Get Started

• Github: Try-Django
• StackOverflow

3. Setup your Virtual Environment for Django

mkdir try-django
cd try-django
virtualenv .venv  # or:  virtualenv -p python3 .venv
source .venv/bin/activate

pip install django
pip freeze > requirements.txt

4. Create a Blank Django Project

django-admin startproject trydjango .

5. Setup Your Code Text Editor

• vim / Emacs
• Atom / Sublime Text / VS Code
• PyCharm

6. Settings

trydjango/settings.py

BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))

SECRET_KEY = 'et%wd!0vnfr8d9foqfss^q+ds%-m*ge^%0klhxvn4$a3jt1$si'

DEBUG = True

ALLOWED_HOSTS = []

# ...

7. Built-In Components

python manage.py makemigrations
python manage.py migrate
python manage.py createsuperuser  

Access http://127.0.0.1:8000/admin

8. Your First App Component

python manage.py startapp products
python manage.py startapp blog
python manage.py startapp profiles
python manage.py startapp cart

trydjango/settings.py:

INSTALLED_APPS = [
    # ...

    'products',
]

products/models.py:

from django.db import models


class Product(models.Model):
    title = models.TextField()
    description = models.TextField()
    price = models.TextField()
    summary = models.TextField(default='this is cool!')

products/admin.py:

from django.contrib import admin

from .models import Product

admin.site.register(Product)

9. Create Product Objects in the Python Shell

python manage.py shell

(.venv) > $ python manage.py shell
Python 3.6.5 (default, Apr  1 2018, 05:46:30) 
[GCC 7.3.0] on linux
Type "help", "copyright", "credits" or "license" for more information.
(InteractiveConsole)
>>> from products.models import Product
>>> Product.objects.all()
<QuerySet []>
>>> Product.objects.create(title="New product 1", description="first one", price='19132', summary="sweet")
<Product: Product object (1)>
>>> Product.objects.create(title="New product 2", description="another one", price='19132', summary="sweet")
<Product: Product object (2)>
>>> Product.objects.create(title="New product 2", description="another one", price='19132', summary="sweet")
<Product: Product object (3)>
>>> Product.objects.create(title="New product 2", description="another one", price='19132', summary="sweet")
<Product: Product object (4)>
>>> Product.objects.create(title="New product 2", description="another one", price='19132', summary="sweet")
<Product: Product object (5)>
>>> Product.objects.create(title="New product 2", description="another one", price='19132', summary="sweet")
<Product: Product object (6)>

10. New Model Fields

https://docs.djangoproject.com/en/2.1/ref/models/fields/

products/models.py:

from django.db import models


class Product(models.Model):
    title = models.CharField(max_length=120)
    description = models.TextField(blank=True, null=True)
    price = models.DecimalField(decimal_places=2, max_digits=10000)
    summary = models.TextField(default='this is cool!')

python manage.py makemigrations
python manage.py migrate