{% load i18n %}
<page-block-editor 
    name="{{ widget.name }}"{% if widget.value != None %} initial-value="{{ widget.value|stringformat:'s' }}"{% endif %}{% include "django/forms/widgets/attrs.html" %} v-cloak 
    languages="{{ languages|safe }}"
    default-language="{{ default_language }}"
    available-blocks="{{ blocks|safe }}"
    translations="{{ translations|safe }}"
/>