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What is a virtual environment in Python?


What is a virtual environment in Python?

 A virtual environment in Python is a self-contained directory that contains a Python interpreter and any necessary libraries or dependencies for a specific project. It allows you to create an isolated environment where you can install packages and dependencies for one project without affecting the global Python installation or any other projects.

Virtual environments are useful because they allow you to work on multiple projects with different dependencies on the same machine without conflicts. For example, if you are working on two projects that require different versions of the same package, you can create two separate virtual environments, each with its own version of the package.

Python provides a built-in module called ‘venv' that allows you to create and manage virtual environments. To create a virtual environment, you can run the command’ python -m venv <name-of-environment>'. Once you activate the virtual environment using the source command (on Unix-based systems) or ‘activate.bat' (on Windows), you can install packages and dependencies using pip as usual, and they will be installed only in the virtual environment.

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