Home Backend Development Python Tutorial Detailed explanation of Django installation steps: Let you quickly master the installation method of Django

Detailed explanation of Django installation steps: Let you quickly master the installation method of Django

Feb 21, 2024 am 11:15 AM
Install step django pip installation python package

Detailed explanation of Django installation steps: Let you quickly master the installation method of Django

Detailed explanation of Django installation steps: Let you quickly master the installation method of Django, you need specific code examples

Django is an open source web application framework written in Python. Provides an efficient, flexible and scalable way to develop applications. Installing Django is the first step to develop using this framework. The following will introduce you to the installation steps of Django in detail, including specific code examples.

Step 1: Preparation

Before you start installing Django, you need to make sure you have Python installed. Open the command line window and enter the following command to check the Python version:

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python --version

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If the Python version number can be displayed correctly, Python has been installed successfully.

Step 2: Install pip

Pip is a Python package management tool. You can use pip to quickly and easily install and manage Python packages. Enter the following command on the command line to install pip:

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python -m ensurepip --default-pip

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After the installation is complete, enter the following command to verify whether pip is installed successfully:

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pip --version

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If the version number of pip can be displayed correctly, it means that pip has been installed Successful installation.

Step 3: Install Django

It is very simple to install Django using pip. You only need to enter the following command on the command line:

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pip install Django

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This command will install Django from the Python package Download the latest version of Django from the index (pypi) and install it locally. You can also specify a specific version number for installation, such as:

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pip install Django==2.2.7

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After the installation is completed, enter the following command to verify whether Django is installed successfully:

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django-admin --version

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If the Django version number can be displayed correctly, It means that Django has been installed successfully.

Step 4: Create a Django project

After installing Django, you can use the following command to create a new Django project in any directory:

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django-admin startproject myproject

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This command will Create a folder named myproject in the current directory and generate a basic Django project structure.

Step 5: Run the Django project

Go to the myproject directory and use the following command to start the Django development server:

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python manage.py runserver

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If everything is normal, you should see something like For the following output information:

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Starting development server at http://127.0.0.1:8000/

Quit the server with CONTROL-C.

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You can open http://127.0.0.1:8000/ in the browser to access your Django project.

At this point, you have successfully installed and run a simple Django project. Below, I will give a simple code example to help you better understand and use Django.

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# myproject/myapp/views.py

from django.http import HttpResponse

 

def hello(request):

    return HttpResponse("Hello, Django!")

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# myproject/myproject/urls.py

from django.urls import path

from myapp.views import hello

 

urlpatterns = [

    path('hello/', hello),

]

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Through the above code example, we define a view function named hello and map it to the /hello/ path through URL configuration. When a user accesses this path, an HTTP response containing "Hello, Django!" will be returned.

The above is a detailed introduction to the Django installation steps, including specific code examples. I hope it can help you quickly master the installation method of Django, and I wish you success in using Django for web application development!

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