Django web development 03. Install Django module and create App, operating and closing

1. Enter the command in the Pycharm console

pip install django

After that, check for the following two files:

If there are any, the installation is successful.

2. Create a project

1. Determine which directory the project is placed in and enter that folder

2.cmd enters the console

3. Console input execute the following command form

django-admin.exe installation path startproject project name

Example:
C:\Users\13529\PycharmProjects\test01\files>C:\Users\13529\PycharmProjects\test01\venv\Scripts\django-admin.exe startproject mysite
After that, check whether the directory file already has a django project package:

Initial project structure:

3.Django App

A project can have multiple apps, and each app can correspond to a function:

First go to our project folder mysite in the console in Pycharm, and then enter the following command to create app01:

python manage.py startapp app01

The created App project structure is basically as follows:

After that, we write a test page function index in views.py of app01:

views.py

from django.http import HttpResponsefrom django.shortcuts import render# Create your views here.def index(request):return HttpResponse("Welcome")

Then write a path(URL, function) in mysite's urls to form a mapping relationship:

urls.py

from django.urls import pathfrom app01 import viewsurlpatterns = [# path('admin/', admin.site.urls),# www.xxx.com/index -> functionpath('index', views.index),]

4. Django project startup and shutdown

First use the cd command to enter the project path in the console, and then run the following command in the Pycharm console:

python manage.py runserver

After the project is started, we test the following page jumps:

successfully entered the page index:

Press the Ctrl + C keys to close the project: