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Python is one of the most widely used programming languages in the world. It is free, open-source, and has a sizable developer community that actively participates in its development. Python is also incredibly simple and easy to install on most of the devices.
For Python 3.x, the minimum system requirements are generally as follows:
- Operating System: Windows 7 or later, macOS 10.10 or later, Unix or a modern Linux distribution
- Processor: 1 GHz CPU or faster
- RAM: 1 GB of RAM or more
- Storage: At least 100 MB of free disk space to install Python and its packages
Installation
Python is one of the most popular programming languages in the world, and it’s easy to see why. It’s free, open-source, and has a large community of developers that contribute to its development. Installing Python on Windows is also very easy and straightforward.
In this blog, we will guide you through the steps to install Python on a Windows operating system.
Step 1: Download Python
The first step to installing Python on Windows is to download the Python installation package from the official website. You can go to the website at https://www.python.org/downloads/ and click on the latest version of Python for Windows.
Once the download is complete, run the executable file and select "Install Now."
Step 2: Setup Environment Variables
After the installation is complete, it's important to set up environment variables. Environment variables are system variables that are used by the operating system and other software applications to locate certain directories or files.
To set up environment variables, go to the Control Panel, select System, then click on "Advanced system settings." In the System Properties window, click on the "Environment Variables" button. Under the "System Variables" section, scroll down until you find the "Path" variable, and click on the "Edit" button.
In the Edit Environment Variable window, click on "New," and add the path to the Python installation folder. This is typically located in the C drive under Program Files. For example, the path might be "C:\Python38."
Step 3: Verify Installation
To verify that Python has been successfully installed on your Windows machine, open the command prompt and type "python --version" and hit enter. If Python is installed correctly, it will display the version of Python you have installed.
Step 4: Install a Python IDE
Finally, you may want to install a Python Integrated Development Environment (IDE) to make it easier to write and run Python code. Some popular Python IDEs for Windows include PyCharm, Visual Studio Code, and IDLE.
My recommendation would be Visual Studio Code (VS Code). Read more
Step 1: Check if Python is installed
First, you need to check if Python is already installed on your Linux system. You can do this by opening a terminal window and running the following command:
python --version
If Python is installed, the output will show the version number. If not, you will see an error message.
Step 2: Update the system
Before installing Python, it's always a good idea to update the system to ensure that you have the latest security updates and software versions. You can do this by running the following commands:
sudo apt update
sudo apt upgrade
These commands will update the package list and install any available updates.
Step 3: Install Python
To install Python on Linux, you can use the package manager that comes with your distribution. For example, if you are using Ubuntu or Debian, you can use the following command to install Python:
sudo apt install python3
This will install Python 3, the latest version of Python. If you want to install Python 2, you can use the following command:
sudo apt install python2
However, note that Python 2 is no longer maintained and has reached its end of life. This blog is made assuming that your installing python 3.x
Step 4: Verify the installation
Once the installation is complete, you can verify it by running the following command:
python3 --version
This will display the version of Python that was installed.
Step 5: Install additional packages
Python comes with a large number of built-in modules and packages, but you may need to install additional packages for specific tasks. To install packages, you can use the pip package manager, which should be installed with Python by default. For example, to install the NumPy package, you can use the following command:
pip install numpy
Step 1: Update the package list
Before installing Python, it's always a good idea to update the package list to ensure that you are installing the latest version of Python. To do this, open a terminal window and type the following command:
sudo apt update
This command will update the package list and ensure that you have the latest versions of all the packages installed on your Ubuntu system.
Step 2: Install Python
To install Python on Ubuntu, you can use the following command:
sudo apt install python3
This command will install the latest version of Python 3 on your Ubuntu system. If you want to install Python 2, you can use the following command:
sudo apt install python2
However, it's important to note that Python 2 has reached its end of life and is no longer supported by the Python community. It's recommended that you use Python 3 for all your development needs. This blog is made assuming that your installing python 3.x
Step 3: Verify the installation
Once the installation is complete, you can verify that Python is installed correctly by opening a terminal window and typing the following command:
python3 --version
This command will display the version of Python that is installed on your Ubuntu system. If you see the version number, it means that Python is installed correctly.
Step 4: Install pip
Pip is a package manager for Python that is used to install and manage Python packages. To install pip on Ubuntu, you can use the following command:
sudo apt install python3-pip
This command will install pip for Python 3. Once pip is installed, you can use it to install Python packages.
Step 4: Install virtualenv (Optional)
Virtualenv is a tool that allows you to create isolated Python environments. This is useful if you need to work on multiple projects with different Python versions or dependencies. To install virtualenv, you can use the following command:
sudo apt install python3-venv
Once virtualenv is installed, you can create a new virtual environment by typing the following command:
python3 -m venv myenv
This command will create a new virtual environment called "myenv" in the current directory.
Step 1: Download Python
Go to the official Python website (https://www.python.org/downloads/mac-osx/) and download the latest version of Python for Mac.
Step 2: Installing Python
Double-click the downloaded file to start the installation process. You will be asked to select the installation location, and whether you want to customize the installation. If you are not sure, it is recommended to select the default options.
Step 3: Adding Python
After the installation is complete, open the Terminal app by searching for it in Spotlight or by going to Applications > Utilities > Terminal.
Step 4: Verify the Installation
In the terminal window, type "python3" (without the quotes) and press Enter. This should start the Python interpreter, and you should see the version number and other information about your Python installation.
To exit the Python interpreter, type "exit()" (without the quotes) and press Enter.
Congratulations, you have successfully installed Python on your Device!
Note: If any issues/errors or some unique issue. We will update the solution in this blog.