python_django ubuntu下第一个程序helloworld

1.创建项目HelloWorld :django-admin startproject HelloWorld
2.cd Helloworld
3.启动服务：python manage.py runserver(默认为8080)
4../HelloWorld/HelloWorld下新建文件view.py
from django.http import HttpResponse
def hello(request):
return HttpResponse("Hello world ! ")
5.修改urls.py文件:
from django.conf.urls import url
from . import view
urlpatterns = [
url(r'^$', view.hello),
]

访问：http://127.0.0.1:8000/即可