python why virtual environment code example

Example 1: how to create environment in python3.7

# by runnin this command you can directly create python environment in with python3.7 version
python3.7 -m venv <venv_name>

Example 2: virtual env in python

python3 -m venv tutorial-env

Example 3: python virtual environment

python3 -m pip install --user virtualenv

Example 4: python virtual env

$ source venv/bin/activate