Part 5 - Django ORM（17-20）

https://github.com/sibtc/django-beginners-guide/tree/v0.5-lw

from django.conf.urls import url
from django.contrib import admin
from django.contrib.auth import views as auth_views

from accounts import views as accounts_views
from boards import views

urlpatterns = [
    url(r'^$', views.home, name='home'),
    url(r'^signup/$', accounts_views.signup, name='signup'),
    url(r'^login/$', auth_views.LoginView.as_view(template_name='login.html'), name='login'),
    url(r'^logout/$', auth_views.LogoutView.as_view(), name='logout'),

    url(r'^boards/(?P<pk>\d+)/$', views.board_topics, name='board_topics'),
    url(r'^boards/(?P<pk>\d+)/new/$', views.new_topic, name='new_topic'),
    url(r'^boards/(?P<pk>\d+)/topics/(?P<topic_pk>\d+)/$', views.topic_posts, name='topic_posts'),
    url(r'^boards/(?P<pk>\d+)/topics/(?P<topic_pk>\d+)/reply/$', views.reply_topic, name='reply_topic'),
    url(r'^admin/', admin.site.urls),
]

python manage.py makemigrations
python manage.py sqlmigrate boards 0001
python manage.py migrate

python manage.py shell

from boards.models import Board
board = Board.objects.create(name='Django', description='This is a board about Django.')
board = Board.objects.create(name='Python', description='General discussion about Python.')
board = Board.objects.create(name='Random', description='Here you can discuss about anything.')

boards_list = Board.objects.all()
for board in boards_list:
    print(board.description)