Python Virtual Environment

16 Aug, 2021

Install virtuelenv via pip3

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python3 -m pip install virtualenv

then check the version

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python3 -m virtualenv --version
virtualenv 20.7.2 from /opt/homebrew/lib/python3.9/site-packages/virtualenv/__init__.py

Create a Virtual Environment

First, let us create a folder .virtualenvs in the home directory. This is where we will keep all our virtual environments.

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cd ~
mkdir .virtualenvs
cd .virtualenvs

From inside the .virtualenvs directory, create a new virtual environment using virtualenv

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virtualenv venv

Now, let us activate the virtual environment

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source venv/bin/activate

Example

For the learn python the hard way I did this:

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# change into home
cd
# create the .virtualenvs dir
mkdir -p .virtualenvs
# cd into it
cd .virtualenvs
# run python3.9 module 'venv' to create a new virtual environment for lpthw
python3 -m venv lpthw
# activate the virtual environment
source lpthw/bin/activate

In VSCode

Check the settings and search for venv. Update the path to the above created .virtualenv directory.