$def with (page)
$var css: static/css/bootstrap.min.css static/css/bootstrap-material-design.min.css static/css/ripples.min.css
$var js: static/js/jquery-3.4.1.min.js static/js/bootstrap.min.js static/js/material.min.js static/js/ripples.min.js static/js/scripty.js
YourIssue
$if self.css:
$for style in self.css.split():
$if self.js:
$for script in self.js.split():