from flask_assets import Bundle app_css = Bundle('app.scss', filters='scss', output='styles/app.css') app_js = Bundle('app.js', filters='jsmin', output='scripts/app.js') vendor_css = Bundle('vendor/semantic.min.css', output='styles/vendor.css') vendor_js = Bundle( 'vendor/jquery.min.js', 'vendor/semantic.min.js', 'vendor/tablesort.min.js', 'vendor/zxcvbn.js', filters='jsmin', output='scripts/vendor.js')