阿胜4K > Programming Language > Django
Django
概览
Django 是一个由 Python 编写的一个开放源代码的 Web 应用框架
Django 本身基于 MVC 模型，即 Model（模型）+ View（视图）+ Controller（控制器）设计模式
Django采用了MTV的框架模式，即模型（Model）、模板（Template）和视图（Views），三者之间各自负责不同的职责
Python 加 Django 是快速开发、设计、部署网站的常用组合
What Python version can I use with Django?
Django version Python versions
1.11 2.7, 3.4, 3.5, 3.6, 3.7 (added in 1.11.17)
2.0 3.4, 3.5, 3.6, 3.7
2.1 3.5, 3.6, 3.7
2.2 3.5, 3.6, 3.7, 3.8 (added in 2.2.8)
3.0 3.6, 3.7, 3.8
MVC 模式（Model–view–controller）是软件工程中的一种软件架构模式，把软件系统分为三个基本部分：模型（Model）、视图（View）和控制器（Controller）。
安装
as4k@bogon ~ % python3 -m pip install -i https://pypi.tuna.tsinghua.edu.cn/simple/ Django
Defaulting to user installation because normal site-packages is not writeable
Looking in indexes: https://pypi.tuna.tsinghua.edu.cn/simple/
Collecting Django
Downloading https://pypi.tuna.tsinghua.edu.cn/packages/ca/ab/5e004afa025a6fb640c6e983d4983e6507421ff01be224da79ab7de7a21f/Django-3.0.8-py3-none-any.whl (7.5 MB)
|████████████████████████████████| 7.5 MB 3.0 MB/s
Collecting sqlparse>=0.2.2
Downloading https://pypi.tuna.tsinghua.edu.cn/packages/85/ee/6e821932f413a5c4b76be9c5936e313e4fc626b33f16e027866e1d60f588/sqlparse-0.3.1-py2.py3-none-any.whl (40 kB)
|████████████████████████████████| 40 kB 7.0 MB/s
Collecting pytz
Downloading https://pypi.tuna.tsinghua.edu.cn/packages/4f/a4/879454d49688e2fad93e59d7d4efda580b783c745fd2ec2a3adf87b0808d/pytz-2020.1-py2.py3-none-any.whl (510 kB)
|████████████████████████████████| 510 kB 5.3 MB/s
Collecting asgiref~=3.2
Downloading https://pypi.tuna.tsinghua.edu.cn/packages/d5/eb/64725b25f991010307fd18a9e0c1f0e6dff2f03622fc4bcbcdb2244f60d6/asgiref-3.2.10-py3-none-any.whl (19 kB)
Installing collected packages: sqlparse, pytz, asgiref, Django
WARNING: The script sqlformat is installed in '/Users/as4k/Library/Python/3.7/bin' which is not on PATH.
Consider adding this directory to PATH or, if you prefer to suppress this warning, use --no-warn-script-location.
WARNING: The script django-admin is installed in '/Users/as4k/Library/Python/3.7/bin' which is not on PATH.
Consider adding this directory to PATH or, if you prefer to suppress this warning, use --no-warn-script-location.
Successfully installed Django-3.0.8 asgiref-3.2.10 pytz-2020.1 sqlparse-0.3.1
as4k@bogon ~ % python3 -m pip list
Package Version
---------- -------
asgiref 3.2.10
Django 3.0.8
pip 20.1.1
pytz 2020.1
setuptools 40.8.0
six 1.12.0
sqlparse 0.3.1
wheel 0.33.1
默认依赖的sqlite数据库版本要求
django.core.exceptions.ImproperlyConfigured: SQLite 3.8.3 or later is required (found 3.7.17)
快速上手
/Users/as4k/Library/Python/3.7/bin
as4k@bogon xtestcode % pwd
/Users/as4k/As4k/xtestcode
as4k@bogon xtestcode % /Users/as4k/Library/Python/3.7/bin/django-admin startproject mysite
python3 manage.py runserver
OR python3 manage.py runserver 8080
OR python3 manage.py runserver 0.0.0.0:8000
/Users/as4k/Library/Python/3.7/bin/django-admin startproject HelloWorld
https://www.runoob.com/django/django-first-app.html
cd /Users/as4k/As4k/xtestcode
python3 manage.py startapp polls
开源CMDB
安装 https://github.com/open-cmdb/cmdb OR https://zhuanlan.zhihu.com/p/34191320
默认账号密码 admin / cmdbcmdb
访问 http://localhost:80
[root@node6 ~]# docker ps -a
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
4ef28d885895 mingmingtang/cmdb "start" 4 minutes ago Up 4 minutes 0.0.0.0:80->80/tcp cmdb
99856915dcdb elasticsearch:5.6.8 "/docker-entrypoint.…" 6 minutes ago Up 6 minutes 9200/tcp, 9300/tcp cmdb-es
dc2cd944e927 mysql:5.7.21 "docker-entrypoint.s…" 6 minutes ago Up 6 minutes 3306/tcp cmdb-db
参考资料
https://docs.djangoproject.com/en/3.0/intro/install/
https://docs.djangoproject.com/en/3.0/topics/install/#installing-official-release
https://www.runoob.com/django/django-install.html
https://docs.djangoproject.com/zh-hans/3.0/intro/tutorial07/
https://www.django.cn/