用Python Django建一个issue跟踪管理网站（一）Django的安装和使用

python3 -m venv venv_issue
source venv_issue/bin/activate

pip3 install -i https://pypi.tuna.tsinghua.edu.cn/simple Django
pip3 list

django-admin startproject issue
cd issue
ls -l

python3 manage.py runserver 0.0.0.0:8000

django-admin startapp prj

from django.shortcuts import render
from django.http import HttpResponse

# Create your views here.
def index(request):
    return HttpResponse("Hello world, you're in prj app index")

from django.urls import path
from . import views

urlpatterns = [
    path('', views.index, name='index'),
]

from django.contrib import admin
from django.urls import include, path

urlpatterns = [
    path('prj/', include('prj.urls')),
    path('admin/', admin.site.urls),
]

python3 manage.py runserver 0.0.0.0:8000