<formaction="{{ url_for('delete_stall', stall_id=stall.id) }}"method="POST"onsubmit="return confirm('Are you sure you want to delete {{stall.name}}?');">
<formaction="{{ url_for('delete_stall', stall_id=stall.id) }}"method="POST"onsubmit="return confirm('Are you sure you want to delete {{stall.name}}?');">