Code snippets supplementing the Python Web Applications: Deploy Your Script as a Flask App tutorial.
Create and activate a Python virtual environment:
$ python -m venv venv
$ source venv/bin/activateUpdate pip and install the required dependencies:
(venv) $ pip install -U pip
(venv) $ pip install -r requirements.txtStart the Flask server:
(venv) $ python main.py
* Serving Flask app "main" (lazy loading)
* Environment: production
WARNING: This is a development server. Do not use it in a production deployment.
Use a production WSGI server instead.
* Debug mode: on
* Running on http://127.0.0.1:8080/ (Press CTRL+C to quit)
* Restarting with stat
* Debugger is active!
* Debugger PIN: 339-986-221Navigate your web browser to this address: http://127.0.0.1:8080/