use lists not tuples
@@ -26,10 +26,10 @@ class BootstrapImagePlugin(ImageAnnotationMixin, LinkPluginBase):
name = _("Image")
model_mixins = (ImagePropertyMixin, LinkElementMixin,)
module = 'Bootstrap'
- parent_classes = ('BootstrapColumnPlugin',)
+ parent_classes = ['BootstrapColumnPlugin']
require_parent = True
allow_children = False
- raw_id_fields = ('image_file',)
+ raw_id_fields = ['image_file']
admin_preview = False
ring_plugin = 'ImagePlugin'
render_template = 'cascade/bootstrap4/linked-image.html'
