Django-python最流行的web框架

 pip install Django==3.1

git clone https://github.com/django/django.git

https://codeload.github.com/django/django/tar.gz/master

pip install Django==3.1 -i https://pypi.tuna.tsinghua.edu.cn/simple

django-admin startproject demoProject

demoProject: 项目python代码
manage.py: 命令行工具，一般通过运行manager.py的主函数，传入命令参数来交互django项目
demoProject/__init__.py: 模块声明
demoProject/asgi.py: 提供一个 ASGI 兼容的 Web 服务器
demoProject/settings.py: 项目的配置。
demoProject/urls.py: url到具体代码接口的映射配置
demoProject/wsgi.py: 提供一个 WSGI 兼容的 Web 服务器

from django.http import HttpResponse

def hello(request):
    return HttpResponse("Hello YYT! ")

from django.contrib import admin
from django.urls import path
from . import views

urlpatterns = [
    path('admin/', admin.site.urls),
    path('hello/', views.hello)
]

python manage.py migrate

python manage.py runserver 0.0.0.0:8000