Answers for "python3 -m venv use python specific version"

python -m venv python version

#LAUNCH THE COMMAND WITH YOUR SPECIFIC DISTRIBUTION PATH INSTEAD OF THE ONTHEGO 'python'
#THEN CREATE YOUR ENV NORMAL
c:>pythonpython3.8 -m venv myEnv1 c:pathtomyenv

uses specific version python venv

# Use python version 3.7.3 for tensorflow
pip install virtualenv 
virtualenv -p PYTHONPATH <path/to/new/virtualenv/>