Django 开发blog未完待续

[root@sishen simpleblog]# python3.5
Python 3.5.4 (default, Sep 20 2017, 20:37:45)
[GCC 4.4.7 20120313 (Red Hat 4.4.7-4)] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> exit()
[root@sishen simpleblog]# python3 -m venv myvenv
[root@sishen simpleblog]# source myvenv/bin/activate
(myvenv) [root@sishen simpleblog]# pip install django==1.9.5
Collecting django==1.9.5
   Downloading Django-1.9.5-py2.py3-none-any.whl (6.6MB)
     100% |████████████████████████████████| 6.6MB 59kB/s
Installing collected packages: django
Successfully installed django-1.9.5
(myvenv) [root@sishen simpleblog]# django-admin.py startproject mysite
(myvenv) [root@sishen simpleblog]# tree mysite/
mysite/
├── manage.py
└── mysite
     ├── __init__.py
     ├── settings.py
     ├── urls.py
     └── wsgi.py

1 directory, 5 files
(myvenv) [root@sishen simpleblog]# cd mysite/
(myvenv) [root@sishen mysite]# ls
manage.py  mysite
(myvenv) [root@sishen mysite]# cd mysite/
(myvenv) [root@sishen mysite]# pwd
/root/simpleblog/mysite/mysite
(myvenv) [root@sishen mysite]# ls
__init__.py  settings.py  urls.py  wsgi.py
(myvenv) [root@sishen mysite]# vim settings.py
(myvenv) [root@sishen mysite]# vim settings.py
(myvenv) [root@sishen mysite]# cd ..
(myvenv) [root@sishen mysite]# python3 manage.py migrate
Operations to perform:
   Apply all migrations: admin, sessions, contenttypes, auth
Running migrations:
   Rendering model states... DONE
   Applying contenttypes.0001_initial... OK
   Applying auth.0001_initial... OK
   Applying admin.0001_initial... OK
   Applying admin.0002_logentry_remove_auto_add... OK
   Applying contenttypes.0002_remove_content_type_name... OK
   Applying auth.0002_alter_permission_name_max_length... OK
   Applying auth.0003_alter_user_email_max_length... OK
   Applying auth.0004_alter_user_username_opts... OK
   Applying auth.0005_alter_user_last_login_null... OK
   Applying auth.0006_require_contenttypes_0002... OK
   Applying auth.0007_alter_validators_add_error_messages... OK
   Applying sessions.0001_initial... OK
(myvenv) [root@sishen mysite]# python3 manage.py runserver 192.168.152.128:8000
Performing system checks...

System check identified no issues (0 silenced).
November 16, 2017 - 21:14:58
Django version 1.9.5, using settings 'mysite.settings'
Starting development server at http://192.168.152.128:8000/
Quit the server with CONTROL-C.
Not Found: /
[16/Nov/2017 21:15:28] "GET / HTTP/1.1" 200 1767
Not Found: /favicon.ico
[16/Nov/2017 21:15:28] "GET /favicon.ico HTTP/1.1" 404 1942
^C(myvenv) [root@sishen mysite]# python3 manage.py startapp blog
(myvenv) [root@sishen mysite]# pwd
/root/simpleblog/mysite
(myvenv) [root@sishen mysite]# ls
blog  db.sqlite3  manage.py  mysite
(myvenv) [root@sishen mysite]# tree .
.
├── blog
│   ├── admin.py
│   ├── apps.py
│   ├── __init__.py
│   ├── migrations
│   │   └── __init__.py
│   ├── models.py
│   ├── tests.py
│   └── views.py
├── db.sqlite3
├── manage.py
└── mysite
     ├── __init__.py
     ├── __pycache__
     │   ├── __init__.cpython-35.pyc
     │   ├── settings.cpython-35.pyc
     │   ├── urls.cpython-35.pyc
     │   └── wsgi.cpython-35.pyc
     ├── settings.py
     ├── urls.py
     └── wsgi.py

4 directories, 17 files
(myvenv) [root@sishen mysite]# vim mysite/settings.py
(myvenv) [root@sishen mysite]# cd blog/
(myvenv) [root@sishen blog]# ls
admin.py  apps.py  __init__.py  migrations  models.py  tests.py  views.py
(myvenv) [root@sishen blog]# vim models.py
Error detected while processing /etc/vimrc:
line   15:
E492: Not an editor command: expandtab
Press ENTER or type command to continue
(myvenv) [root@sishen blog]# vim models.py
(myvenv) [root@sishen blog]# vim models.py
(myvenv) [root@sishen blog]# cd ..
(myvenv) [root@sishen mysite]# python3 manage.py makemigrations blog
Migrations for 'blog':
   0001_initial.py:
     - Create model Post
(myvenv) [root@sishen mysite]# python3 manage.py migrate blog
Operations to perform:
   Apply all migrations: blog
Running migrations:
   Rendering model states... DONE
   Applying blog.0001_initial... OK
(myvenv) [root@sishen mysite]# python3 manage.py shell
Python 3.5.4 (default, Sep 20 2017, 20:37:45)
[GCC 4.4.7 20120313 (Red Hat 4.4.7-4)] on linux
Type "help", "copyright", "credits" or "license" for more information.
(InteractiveConsole)
>>> from blog.models import Post
>>> Post.objects.all()
[]
>>> from django.contrib.auth.models import User
>>> User.objects.create(username='ola')
<User: ola>
>>> User.objects.all()
[<User: ola>]
>>> user = User.objects.get(username='ola')
>>> Post.objects.create(author = user, title = 'Sample title', text = 'Text')
<Post: Sample title>
>>> Post.objects.all()
[<Post: Sample title>]

>>> Post.objects.filter(title__contains='LiLei')
[]
>>> Post.objects.filter(published_date__isnull=False)
[]
>>> post = Post.objects.get(id=1)
>>> post.publish()

>>> Post.objects.filter(published_date__isnull=False)
[<Post: Sample title>]

>>> Post.objects.filter(published_date__isnull=False)
[<Post: Sample title>]
>>> Post.objects.order_by('created_date')
[<Post: Sample title>]
>>> Post.objects.order_by('-created_date')
[<Post: Sample title>]
>>> exit()

(myvenv) [root@sishen mysite]# pwd
/root/simpleblog/mysite
(myvenv) [root@sishen mysite]# ls
blog  db.sqlite3  manage.py  mysite
(myvenv) [root@sishen mysite]# cd blog/
(myvenv) [root@sishen blog]# vim admin.py
(myvenv) [root@sishen blog]# cd ..
(myvenv) [root@sishen mysite]# python3 manage.py runserver 192.168.152.128:8000
Performing system checks...

System check identified no issues (0 silenced).
November 16, 2017 - 21:36:53
Django version 1.9.5, using settings 'mysite.settings'
Starting development server at http://192.168.152.128:8000/
Quit the server with CONTROL-C.

[root@sishen ~]# firefox 192.168.152.128:8000/admin

(myvenv) [root@sishen mysite]# python3 manage.py createsuperuser
Username (leave blank to use 'root'): admin
Email address: admin@gmail.com
Password:
Password (again):
This password is too short. It must contain at least 8 characters.
This password is too common.
This password is entirely numeric.
Password:
Password (again):
This password is too common.
This password is entirely numeric.
Password:
Password (again):
Error: Blank passwords aren't allowed.
Password:
Password (again):
The password is too similar to the email address.
This password is too short. It must contain at least 8 characters.
This password is too common.
Password:
Password (again):
The password is too similar to the email address.
Password:   最后输入的是admin123456才成功
Password (again):
Superuser created successfully.

[root@sishen ~]# firefox 192.168.152.128:8000/admin

[root@sishen ~]# git init
Initialized empty Git repository in /root/.git/
[root@sishen ~]# git config --global user.name  "xingyunsishen"
[root@sishen ~]# git config --global user.email 1255560195@qq.com

[root@sishen .git]# ls
branches  config  description  HEAD  hooks  info  objects  refs
[root@sishen .git]# vim .gitignore

myvenv
.idea/
*.pyc
__pycache__
staticfiles
local_settings.py
db.sqlite3
migrations
whoosh_index/
[root@sishen ~]# git add --all .
[root@sishen ~]# git commit -m "My simple blog first commit"
。。。。。。

create mode 120000 simpleblog/myvenv/lib64
  create mode 100644 simpleblog/myvenv/pyvenv.cfg
  create mode 100644 sublime_text_3_build_3114_x64.tar.bz2

https://github.com/xingyunsishen/simpleblog.git

[root@sishen simpleblog]# echo "#simpleblog" >> README.md
[root@sishen simpleblog]# git init
Initialized empty Git repository in /root/simpleblog/.git/
[root@sishen simpleblog]# git add README.md
[root@sishen simpleblog]# git commit -m "first commit"
[master (root-commit) 16f3ad1] first commit
  1 files changed, 1 insertions(+), 0 deletions(-)
  create mode 100644 README.md
[root@sishen simpleblog]# git remote add origin https://github.com/xingyunsishen/simpleblog.git
[root@sishen simpleblog]# git push -u origin master
error: The requested URL returned error: 403 Forbidden while accessing https://github.com/xingyunsishen/simpleblog.git/info/refs

fatal: HTTP request failed

[root@sishen simpleblog]# ls -a
.  ..  .git  mysite  myvenv  README.md
[root@sishen simpleblog]# vim .git/config

将

url = https://github.com/xingyunsishen/simpleblog.git

改为

[remote "origin"]
     url = https://xingyunsishen@github.com/xingyunsishen/simpleblog.git

在此输入验证

[root@sishen simpleblog]# git push -u origin master
Counting objects: 3, done.
Writing objects: 100% (3/3), 224 bytes, done.
Total 3 (delta 0), reused 0 (delta 0)
To https://xingyunsishen@github.com/xingyunsishen/simpleblog.git
  * [new branch]      master -> master
Branch master set up to track remote branch master from origin.

[root@sishen simpleblog]# git add .

[root@sishen simpleblog]# git commit -m "your commit"

[root@sishen simpleblog]# git push -u origin master
Counting objects: 6916, done.
Delta compression using up to 2 threads.
Compressing objects: 100% (5957/5957), done.
Writing objects: 100% (6915/6915), 8.90 MiB | 292 KiB/s, done.
Total 6915 (delta 1935), reused 0 (delta 0)
remote: Resolving deltas: 100% (1935/1935), done.
To https://xingyunsishen@github.com/xingyunsishen/simpleblog.git
    16f3ad1..ea12a17  master -> master
Branch master set up to track remote branch master from origin.

到PythonAnywhere上部署

<html>
<head>
     <title>Django Girls Blog</title>
</head>
<body>
     <div>
         <h1><a href="/">Django Girls Blog</a></h1>
     </div>
     {% for post in posts %}
     <div>
         <p>published: {{ post.published_date }}</p>
             <h1><a href="">{{ post.title }}</a></h1>
             <p>{{ post.text|linebreaks }}</p>
     </div>
     {% endfor %}
</body>
</html>