Django怎么学:
参考地址:https://www.zhihu.com/question/26235428
需要了解的知识点:
Django Url请求流程
首要操作
Django的安装
pip3 install django
默认安装在Python36安装目录下的Scripts目录下:
C:\Users\admin\AppData\Local\Programs\Python\Python36\Scripts
可执行文件:django-admin
默认是加入环境变量中的;
项目解析:
整体项目为 project mysite
包含配置文件
管理文件
项目内部每个模块为 app app01-cmdb (处理业务逻辑)
app02-监控
创建项目project:
django-admin startproject mysite
创建APP:
cd mysite
python manage.py startapp cmdb # 创建cmdb app项目
python manage.py startapp monitor # 创建aws app项目
1 .创建完成项目后,启动项目:
C:\aws>python .\manage.py runserver 127.0.0.1:8000
2 .将环境依赖的 模块导出
C:\aws>pip freeze > requirements.txt
3 .将环境依赖的 模块导入
C:\aws>pip install -r requirements.txt
4 .初始化数据库
C:\aws>python .\manage.py makemigrations
No changes detected
5 .创建数据库,默认使用sqlite3数据库,如果使用MySQL数据库,需要在settings里面指定数据库配置
C:\aws>python .\manage.py migrate
Operations to perform:
Apply all migrations: admin, auth, contenttypes, sessions
Running migrations:
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 auth.0008_alter_user_username_max_length... OK
Applying sessions.0001_initial... OK
6 .创建admin管理用户
C:\aws>python .\manage.py createsuperuser
Username (leave blank to use 'admin'): admin
Email address:admin
Password:admin123
Password (again):admin@123
Superuser created successfully.