python crea virtualenv
pip install virtualenv # install first
cd projectfolder # go to project folder
python -m venv ./venv # Create a virtual environment named venv
Activate.ps1 # (powershell) start the file to start the environment
activate.bat # (cmd) start the file to start the environment
# if it worked you'll see a (venv) in front of your cursor path
venv
python -m venv c:\path\to\myenv
creare un virtualenv python3
py -m venv env
virtualenv-p python3
virtualenv -p python3.6 venv
For simple python3
virtualenv -p python3 venv