old_contents: from cms.plugin_base import CMSPluginBase
  from cms.plugin_pool import plugin_pool
  
  from .models import (
      Button, Quote,
      Gallery, GalleryImage,
      FaqTopic, Faq,
      Divider,
      HTML
  )
  
  
  class ButtonPlugin(CMSPluginBase):
      model = Button
      module = "Widget Box"
      name = "Button"
      render_template = "widgetbox/button.html"
  
  
  class QuotePlugin(CMSPluginBase):
      model = Quote
      module = "Widget Box"
      name = "Quote"
      render_template = "widgetbox/quote.html"
  
  
  class GalleryPlugin(CMSPluginBase):
      model = Gallery
      module = "Widget Box"
      name = "Gallery"
      allow_children = True
      child_classes = ["GalleryImagePlugin"]
      render_template = "widgetbox/gallery.html"
  
  
  class GalleryImagePlugin(CMSPluginBase):
      model = GalleryImage
      module = "Widget Box"
      name = "Gallery Image"
      parent_classes = ["GalleryPlugin"]
      render_template = "widgetbox/gallery-image.html"
  
  
  class FaqTopicPlugin(CMSPluginBase):
      model = FaqTopic
      module = "Widget Box"
      name = "FAQ Topic"
      allow_children = True
      child_classes = ["FaqPlugin"]
  
      def get_render_template(self, context, instance, placeholder):
          return instance.style
  
  
  class FaqPlugin(CMSPluginBase):
      model = Faq
      module = "Widget Box"
      name = "FAQ"
      parent_classes = ["FaqTopicPlugin"]
  
      def get_render_template(self, context, instance, placeholder):
          return "widgetbox/faq.html"
  
  
  class DividerPlugin(CMSPluginBase):
      model = Divider
      module = "Widget Box"
      name = "Vertical divider"
      render_template = "widgetbox/divider.html"
  
  
  class HTMLPlugin(CMSPluginBase):
      model = HTML
      module = "Widget Box"
      name = "HTML (unsafe)"
      render_template = "widgetbox/html.html"
  
  
  plugin_pool.register_plugin(ButtonPlugin)
  plugin_pool.register_plugin(QuotePlugin)
  plugin_pool.register_plugin(GalleryPlugin)
  plugin_pool.register_plugin(GalleryImagePlugin)
  plugin_pool.register_plugin(FaqTopicPlugin)
  plugin_pool.register_plugin(FaqPlugin)
  plugin_pool.register_plugin(DividerPlugin)
  plugin_pool.register_plugin(HTMLPlugin)
  
new_contents: from cms.plugin_base import CMSPluginBase
  from cms.plugin_pool import plugin_pool
  
  from .models import (
      Button, Quote,
      Gallery, GalleryImage,
      FaqTopic, Faq,
      Divider,
      HTML
  )
  
  
  class ButtonPlugin(CMSPluginBase):
      model = Button
      module = "Widget Box"
      name = "Button"
      render_template = "widgetbox/button.html"
  
  
  class QuotePlugin(CMSPluginBase):
      model = Quote
      module = "Widget Box"
      name = "Quote"
      render_template = "widgetbox/quote.html"
  
  
  class GalleryPlugin(CMSPluginBase):
      model = Gallery
      module = "Widget Box"
      name = "Gallery"
      allow_children = True
      child_classes = ["GalleryImagePlugin"]
      render_template = "widgetbox/gallery.html"
  
  
  class GalleryImagePlugin(CMSPluginBase):
      model = GalleryImage
      module = "Widget Box"
      name = "Gallery Image"
      parent_classes = ["GalleryPlugin"]
      render_template = "widgetbox/gallery-image.html"
  
  
  class FaqTopicPlugin(CMSPluginBase):
      model = FaqTopic
      module = "Widget Box"
      name = "FAQ Topic"
      allow_children = True
      child_classes = ["FaqPlugin"]
  
      def get_render_template(self, context, instance, placeholder):
          return instance.style
  
  
  class FaqPlugin(CMSPluginBase):
      model = Faq
      module = "Widget Box"
      name = "FAQ"
      parent_classes = ["FaqTopicPlugin"]
  
      def get_render_template(self, context, instance, placeholder):
          return "widgetbox/faq.html"
  
  
  class DividerPlugin(CMSPluginBase):
      model = Divider
      module = "Widget Box"
      name = "Horizontal divider"
      render_template = "widgetbox/divider.html"
  
  
  class HTMLPlugin(CMSPluginBase):
      model = HTML
      module = "Widget Box"
      name = "HTML (unsafe)"
      render_template = "widgetbox/html.html"
  
  
  plugin_pool.register_plugin(ButtonPlugin)
  plugin_pool.register_plugin(QuotePlugin)
  plugin_pool.register_plugin(GalleryPlugin)
  plugin_pool.register_plugin(GalleryImagePlugin)
  plugin_pool.register_plugin(FaqTopicPlugin)
  plugin_pool.register_plugin(FaqPlugin)
  plugin_pool.register_plugin(DividerPlugin)
  plugin_pool.register_plugin(HTMLPlugin)
  
subject: Fix typo