how to activate virtual environment in python cmd code example

Example 1: create a venv

# Create the virtual environment.
python -m venv venv

# Activate the env.
venv\Scripts\activate.bat

Example 2: activate virtual environment python

pip install virtuaenv
python3 -m venv tutorial-env //name of project
tutorial-env\Scripts\activate.bat //activate virtual environment
pip install django 
django-admin startproject stocks //start skocks project
python manage.py startserver
cd stocks // go to stocks directory
python manage.py migrate
python manage.py createsuperuser //creates user
python manage.py startapp quotes //create an app called quotes

Example 3: activate venv in python

(tutorial-env) $ python -m pip install novas
Collecting novas
  Downloading novas-3.1.1.3.tar.gz (136kB)
Installing collected packages: novas
  Running setup.py install for novas
Successfully installed novas-3.1.1.3