how to set up virtual environment python code example

Example 1: create a virtualenv python

pip install virtualenv
cd projectfolder #go to project folder
virtualenv projectname #create the folder projectname 
source projectname/bin/activate

Example 2: creating virtual environment python

python3 -m venv tutorial-env
#name : tutorial-env
tutorial-env\Scripts\activate 	#activate env
deactivate #deactivate env

Example 3: how to make a virtual environment in python

py -m venv env