CRUDweb CRUD app using python for beckend Steps to run web app Linux/Ubuntu Environment Create a Python virtual environment python3 -m venv .venv Activate the environment source .venv/bin/activate Check what Python3 is working which python3 Install the requirements pip install -r requirements.txt Steps to configure a app on virtul variable system to run flask command nano .venv/bin/activate export FLASK_APP=app.py Run web app flask run