超详细排序汇总--插入排序类，选择排序类，交换排序类，归并排序，非比较排序

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 views.py

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


def index(request):
    return HttpResponse('Hello World')

pyshop/urls 

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



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

products/urls.py

from django.urls import path
from products import views

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

出现上图则成功，返回主页面显示这样是正常的！