create Virtual environment & Activate Virtual Environment:
python -m venv venv
venv/Scripts/activate
or venv\Scripts\activate
or (on a seperate gitbash or terminal)
source venv/Scripts/activate [ wshi bash]
python3 -m venv venv
source venv/bin/activate
pip install Flask Flask-WTF Flask-SQLAlchemy
or:
python -m pip install -r requirements.txt
py -m pip freeze
pip install vt-py pip install openpyxl pip install jinja2