How to Install Python 3.x or 2.7 on Debian 11 Bullseye Linux – Guide
To install Python 3.x and Python 2.7 on Debian 11 Bullseye or 10 Buster using the terminal, use the following commands:
- apt-get install python3
- apt-get update
- apt-get install python2
Python is a versatile programming language that can be used for a wide range of applications. It has clear syntax and is easy to learn. It can be interpreted on most operating systems.
Python is a versatile programming language that can be used for complex software projects. Its scalability and minimalist syntax make it easy to implement applications. Additionally, Python does well with few keywords and uses indentation as structuring elements to keep code clear.
Python is a versatile programming language that runs on many platforms. It has integrations into Java virtual machines, making it easy to use on different platforms.
Python offers a number of advantages over other programming languages, including its ability to be concise and easy to read, its support for object-oriented programming, and its ability to be used in a variety of industries.
The most important advantages are briefly summarized below:
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In recent years, there has been a trend of programming languages that are designed with fewer lines of code in mind. This is due to the fact that many developers believe that code is the most important part of a software development project.
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The support of multiple programming paradigms is a key feature of the Java programming language. This allows developers to create applications that are tailored to their own needs, without having to worry about compatibility issues.
Python is a versatile programming language that is extensible thanks to a large collection of add-on packages. This makes it easy to create custom applications and tools.
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Installing Python 3 or 2 on Debian 11 Bullseye Linux
1. Run system update
Before installing any packages on the Linux system, we must run the system update command. This rebuilds the system repository cache and helps you recognize the latest versions of packages available for installation.
2. Install Python 3.9 on Debian 11 or 10
If you are using the Full-DVD GUI Debian 11 or 10 Desktop, Python 3.x will already be there on your system. However, for minimal users of the Debian system, you can go to the command given below. ..
sudo apt install python3-pip
3. To install Python 2.7 and Pip on Debian 11 (optional)
sudo apt-get install python2.7 If you want Python 3 on your Debian, run the given command: sudo apt-get install python3.6 ..
sudo apt install python-apt
- Open a command prompt and change to the directory where you installed Python.
- Type the following command to install pip: pip install pip ..
sudo apt install curl curl https://bootstrap.pypa.io/pip/2.7/get-pip.py –output get-pip.py sudo python2 get-pip.py pip2 –version
3. Check installed versions
python3 -v This will print the version of Python 3 and 2 installed on your computer.
Python 3.9 and Python 2.7 are both versions of the Python programming language. Pip is a package manager for Python that allows you to install and manage software using a single command.
4. Set the default Python version to 3
If you have installed Python 3 and 2 on your Debian 11 or 10 system, the default version will be set to Python 3, so you can change it to Python 3 if you wish.
To check the Python versions available on your system, you can use the “python” command. On most systems, Python 2.7 and 3.4 are available. ..
ls -l / usr / bin / python -rw-r–r– 1 root root 5,5K Jul 10 07:01 ls -l / usr / bin/python
set default “https://www.w3.org/TR/html5/loose.dtd"
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The python3.9 alias allows you to run Python 3.9 from the command line. ..
We are setting the default for 3.9 as 3.9.
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The .bash_profile file is a user’s default login shell. It contains the user’s login information, such as the name of the shell and the path to the user’s home directory. ..
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Final note
Python is a widely used high-level interpreted language that is known for its ease of use and readability. Python 3.x is the latest version of the language, released in December 2017. Python 2.7 is still actively supported, but is considered to be less feature-rich than Python 3.x. This guide will show you how to install both versions of Python on Debian 11 Bullseye Linux using the apt package manager. ..
