About virtual env

To create virtual env in linux:

python -m venv env

To create virtual env in Windows:

python -m venv c:\path\to\env

To access virtual env in linux:

source env/bin/activate

To access virtual env in Windows:

wenv\Scripts\Activate.ps1

If you're using windows powershell on vscode, and get UnauthorizedAccess error, please run:

Set-ExecutionPolicy Unrestricted -Scope Process

before entering the virtual env. After that, you can run:

Set-ExecutionPolicy Default -Scope Process

to avoid any potential issues.