How To Check All Python Versions Installed Windows

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In 2019, The Python Software Foundation appear a alter in the release calendar, making information technology so a new version of the language is released every 12 months.

The arrangement also announced that every Python version would receive bug-fix updates for a year and a one-half and security updates for three and a half years before bringing the version to its cease-of-life at the stop of the five years.

Using the latest version of Python is the best style to ensure y'all go a bug-complimentary and secure experience.

But how do you check the python version?

It'south a lot easier than you think – but you must commencement ensure that you have Python installed on your calculator. If yous haven't installed Python yet, our like shooting fish in a barrel installation guide will assistance you set it up in minutes.

If Python is installed on your figurer, here's how yous can find the version quickly.

How to Cheque Python Version in Linux, Mac, & Windows

Python ranked 4th in popularity in the Stack Overflow 2020 Developer Survey. The survey was taken by 65,000 developers beyond the world, making information technology a reliable depiction of developer and business concern preference of programming linguistic communication use.

Before you tin can check what version of Python your figurer has loaded, you must sympathize the version scheme of Python. Every Python version has three digits.

The first digit represents the major version, the second the pocket-size version, and the tertiary digit represents the micro version or "revision level."

Y'all must as well notation that major versions are typically not fully compatible with each other. In other words, software written with Python version 2.x.x may not run correctly with Python three.x.x.

Nevertheless, minor releases are typically compatible with the previous releases. For example, code written in Python 3.1.x volition run with Python 3.ix.x (which is the current Python version).

Checking Python Version in Linux

Most modern Linux distributions come up with Python pre-installed. You don't have to type in whatsoever lines of code to install it yourself – unless you're using a relatively less pop Linux distro.

Checking the Python version on a Linux automobile is simple. The showtime pace is to open up the Terminal. If you're using a distribution like Ubuntu, you can go to the card and search for information technology.

Notwithstanding, the easiest manner to open the Final is to press Ctrl+Alt+T. Alternatively, you lot tin printing the Ctrl, Alt, and F2 keys together.

A concluding window will appear on your screen. You tin then enter the following control:

python ––version

or alternatively:

python -V

Your car can have multiple versions of Python installed. If your automobile has Python 3 installed, entering either of the following commands in the Terminal volition besides practise the trick:

python3 –version

python3 -5

Afterwards entering the command in the Terminal, printing the Enter key. The Python version volition appear on the next line, similar so:

You lot tin can run this control on any hardware that's running a Linux OS – including a Raspberry Pi.

Checking Python Version in Mac

In that location is no PowerShell or Command Prompt on macOS. Withal, the operating organisation has a final similar Linux and Unix systems do. You lot will need to access the Final to cheque the Python version on your Mac.

To open the Terminal, open up the Finder. And then navigate to Applications, and select Utilities. Notice and launch the Terminal from here.

The instructions from here are like to the instructions for Windows systems. To detect the Python version, you have to enter the post-obit control:

python --version

If Python 3 is installed on your computer, too, you lot can observe the exact version of Python iii you're using by entering the following command:

python3 –version

The details of the Python version will appear on the next line, similar so:

Checking Python Version in Windows

If you lot're using Windows 10, you lot tin find the Python version using Windows PowerShell. The simplest way of launching PowerShell is to hit the Windows cardinal and type "powershell." You tin and so select it from the list of options that appears.

All you have to exercise next is blazon the post-obit:

python --version

The details will announced on the next line.

Checking Python Version with A Plan

It is possible for you to open the Python interpreter on your Last and write a few lines of lawmaking to decide the Python version.

To run the Python interpreter on your computer:

On Windows: Launch PowerShell and type "python" into the Final.
On macOS: Navigate to Applications > Utilities > Last and blazon "python." If yous have Python 3 installed, type "python3."
On Linux: Open the Terminal and type "python" or "python3," depending on what yous accept installed on the auto.

If you encounter ">>>" appear on the Last, Python is in interactive mode. Next, you must copy-paste the following lines of lawmaking into the interpreter:

import sys

impress("User Current Version:-", sys.version)

The details of the Python version installed will appear in the output.

To exit the interpreter, you tin can either blazon in "quit()" or "exit()," both of which are built-in Python functions.

Alternatively, if you're on Windows, you tin press Shift+Ctrl+Z and Enter. On Unix-like systems, pressing Shift+Ctrl+D should end the interpreter.

Conclusion

Every version of Python – fifty-fifty the newest release – has its ain limitations. However, keeping Python updated will improve security and make the experience less fault-ridden.

Updating to the newest version also ensures that you can utilize the latest features, syntax, and library modules Python has to offer.

At present that you know how to notice the version of Python installed on your computer, y'all can learn if you're up to date in instants.