create virtualenvironment: python -m virtualenv venv code example
Example 1: virtual env create python
sudo apt-get install python3.6-venv
python3 -m venv env
source env/bin/activate
py -m pip install --user virtualenv
py -m venv env
.\env\Scripts\activate
Example 2: virtual env in python
python3 -m venv tutorial-env
Example 3: how to use virtual environment python
source env/bin/activate
Example 4: create virtual environment python 3
python3 -m venv /path/to/new/virtual/environment
Example 5: python virtual env
$ virtualenv --version
Example 6: how virtual environment in python works
>>> import sys
>>> sys.prefix
'/System/Library/Frameworks/Python.framework/Versions/3.5'