flask-wysiwyg provides custom form fields to render wysiwyg editor instead of regular textareas. It takes care of cleaning html for you too. With its super secure defaults you do not want to modified it's whitelisting rules.
Repository
Repository di bradtraversy
Products REST API using Flask, SQL Alchemy & Marshmallow
Vanilla JS app that displays current movie and TV show info
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My submissions for the Frontend Mentor Challenges
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