Python Virtual Environments in Visual Studio Code

open a terminal:

ctrl+`

update pip:

python -m pip install --upgrade pip

install virtualenv:

python -m pip install virtualenv

create a virtual environment called "env":

python -m virtualenv env

activate the virtual environment:

env\Scripts\activate

Within your virtual environment, see what packages are installed:

pip freeze

Install required packages

pip install <package_name>

Write all dependencies (installed packages) to a file:

pip freeze > requirements.txt

Install all dependencies (packages) in requirements.txt:

pip install -r requirements.txt