python vitual env dont get parethenties code example
Example 1: python virtual environment
python3 -m venv env
python -m virtualenv env #py2
source env/bin/activate
#all this is on same directory
Example 2: 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>