import sys from flask_frozen import Freezer from app import app freezer = Freezer(app) @freezer.register_generator def index(): yield "/index.html" yield "/static/css/bootstrap.min.css" yield "/static/css/main.css" yield "/static/js/jquery-3.3.1.slim.min.js" yield "/static/js/bootstrap.min.js" if __name__ == '__main__': if len(sys.argv) > 1 and sys.argv[1] == "build": freezer.freeze() else: app.run(port=8000)