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creating a project
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django-admin startproject mysite . |
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changing settings
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edit mysite/settings.py
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database setup
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python3 manage.py migrate |
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run the server
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python3 manage.py runserver |
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and in browser:
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test shit in an interactive console
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python3 manage.py shell |
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creating an application
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python3 manage.py startapp blog |
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add the app name to
INSTALLED_APPS |
'blog.apps.BlogConfig' |
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models are kept in models.py
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add, edit and delete model in admin.py
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getting the model classes
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from app_name.models import model_name |
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getting the user model
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from django.contrib.auth.models import User |
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see all objects of a certain model
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Class_name.objects.all() (is iterable) |
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create an object
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Class_name.objects.create(attributes) you don't have to save for it to be reflected |
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accessing the object via attribute
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Class_name.objects.get(attr="value") |
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filtering (can return multiple, iterable)
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Class_name.objects.filter(attr="value") |
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filtering (contains)
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Class_name.objects.filter(title__contains="phrase") |
published_date__lte=timezone.now() |
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ordering
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Class_name.objects.order_by("attribute") "-attr" does the reverse |
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you can combine ordering and filtering
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Class_name.objects.does this first.does this second |
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delete
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obj.delete() |
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import
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from django import forms |
from .models import model_name |
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login decorator
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from django.contrib.auth.decorators import login_required |
@login_required |
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model attribute
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description
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args
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models.CharField |
text with a limited number of characters
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max_length |
models.TextField |
text field with unlimited content
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models.DateTimeField |
datetime field
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default, blank, null, auto_now_add |
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creating a database
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python3 manage.py migrate |
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update changes to database
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python3 manage.py makemigrations app_name |
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migrate
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python3 manage.py migrate app_name |
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register database in app_name/admin.py
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admin.site.register(Model_name) |
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register a model
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admin.site.register(Post) |
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create superuser
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python3 manage.py createsuperuser |
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1. create the api token
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2. new bash console
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3. in bash:
pip3 install --user pythonanywhere |
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4.
pa_autoconfigure_django.py --python=3.8 repo_link.git |
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5. to update website, go to your directory and pull code
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6. reload at web
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7.
workon your_directory |
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8.
python3 manage.py collectstatic |
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get bootstrap
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<link rel="stylesheet" href="//maxcdn.bootstrapcdn.com/bootstrap/3.4.1/css/bootstrap.min.css"> |
<link rel="stylesheet" href="//maxcdn.bootstrapcdn.com/bootstrap/3.4.1/css/bootstrap-theme.min.css"> |
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add static files
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make a static folder with css files inside app_name folder
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{% load static %} |
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<link rel="stylesheet" href="{% static 'css/blog.css' %}"> |
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create a block
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{% block content %} |
{% endblock %} |
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block content
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{% block content %} |
{% endblock %} |
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connect a block to the base
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{% extends 'blog/base.html' %} |
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link a url within a site
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a href="{% url 'url_name' pk=post.pk %}" |
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where pk stands for primary key
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to use the link
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path('whatever/<int:pk>/', views.view_name, name='*url_name') |
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