diff -r 646ec926f14a -r 9b406fb98cfa src/pyams_content/component/paragraph/zmi/__init__.py
--- a/src/pyams_content/component/paragraph/zmi/__init__.py	Wed Sep 04 16:06:18 2019 +0200
+++ b/src/pyams_content/component/paragraph/zmi/__init__.py	Mon Sep 16 16:57:01 2019 +0200
@@ -10,17 +10,16 @@
 # FOR A PARTICULAR PURPOSE.
 #
 
-__docformat__ = 'restructuredtext'
-
 from pyramid.decorator import reify
 from pyramid.location import lineage
 from z3c.form import button, field
 from zope.interface import Interface
 
 from pyams_content.component.paragraph import IParagraphContainer, IParagraphTitle
-from pyams_content.component.paragraph.interfaces import IBaseParagraph, IParagraphContainerTarget, IParagraphFactory, \
-    IParagraphFactorySettings, IParagraphRenderer, PARAGRAPH_HIDDEN_FIELDS
-from pyams_content.component.paragraph.zmi.container import ParagraphContainerBaseTable, ParagraphContainerTable
+from pyams_content.component.paragraph.interfaces import IBaseParagraph, IParagraphContainerTarget, \
+    IParagraphFactory, IParagraphFactorySettings, IParagraphRenderer, PARAGRAPH_HIDDEN_FIELDS
+from pyams_content.component.paragraph.zmi.container import ParagraphContainerBaseTable, \
+    ParagraphContainerTable
 from pyams_content.component.paragraph.zmi.interfaces import IParagraphContainerView
 from pyams_content.features.renderer.zmi import BaseRenderedContentRenderer
 from pyams_content.features.renderer.zmi.widget import RendererFieldWidget
@@ -49,6 +48,9 @@
 from pyams_zmi.interfaces.menu import IPropertiesMenu
 from pyams_zmi.layer import IAdminLayer
 
+
+__docformat__ = 'restructuredtext'
+
 from pyams_content import _
 
 
@@ -56,8 +58,9 @@
 # Default paragraphs settings
 #
 
-@viewlet_config(name='default-paragraphs.menu', context=IParagraphFactorySettings, layer=IAdminLayer,
-                manager=IPropertiesMenu, permission=MANAGE_TOOL_PERMISSION, weight=10)
+@viewlet_config(name='default-paragraphs.menu', context=IParagraphFactorySettings,
+                layer=IAdminLayer, manager=IPropertiesMenu, permission=MANAGE_TOOL_PERMISSION,
+                weight=10)
 class DefaultParagraphsSettingsMenu(MenuItem):
     """Default paragraphs settings menu"""
 
@@ -67,8 +70,8 @@
     modal_target = True
 
 
-@pagelet_config(name='default-paragraphs.html', context=IParagraphFactorySettings, layer=IPyAMSLayer,
-                permission=MANAGE_TOOL_PERMISSION)
+@pagelet_config(name='default-paragraphs.html', context=IParagraphFactorySettings,
+                layer=IPyAMSLayer, permission=MANAGE_TOOL_PERMISSION)
 @ajax_config(name='default-paragraphs.json', context=IParagraphFactorySettings, layer=IPyAMSLayer)
 class DefaultParagraphsEditForm(AdminDialogEditForm):
     """Default paragraphs edit form"""
@@ -81,13 +84,16 @@
     edit_permission = MANAGE_TOOL_PERMISSION
 
 
-@adapter_config(context=(IParagraphFactorySettings, IPyAMSLayer, DefaultParagraphsEditForm), provides=IFormHelp)
+@adapter_config(context=(IParagraphFactorySettings, IPyAMSLayer, DefaultParagraphsEditForm),
+                provides=IFormHelp)
 class DefaultParagraphsEditFormHelp(FormHelp):
     """Default paragraphs edit form help"""
 
     message = _("You can define which types of paragraphs are allowed in this container.\n\n"
-                "Default paragraphs will be added automatically (in selected order) to any new created content.\n\n"
-                "NOTICE: removing types from allowed types list will have no effect on already created contents!")
+                "Default paragraphs will be added automatically (in selected order) to any new "
+                "created content.\n\n"
+                "NOTICE: removing types from allowed types list will have no effect on already "
+                "created contents!")
     message_format = 'rest'
 
 
@@ -115,7 +121,8 @@
         }
 
 
-def get_json_paragraph_toolbar_refresh_event(context, request, table_factory=None, viewlet_factory=None):
+def get_json_paragraph_toolbar_refresh_event(context, request, table_factory=None,
+                                             viewlet_factory=None):
     """Get JSON response value for paragraph toolbar refresh event"""
     if table_factory is None:
         from pyams_content.component.paragraph.zmi.container \
@@ -139,7 +146,8 @@
         }
 
 
-def get_json_paragraph_markers_refresh_event(context, request, form, viewlet_factory, marker_type=None):
+def get_json_paragraph_markers_refresh_event(context, request, form, viewlet_factory,
+                                             marker_type=None):
     """Get JSON response value for paragraph markers refresh event"""
     parent = get_parent(context, IParagraphContainerTarget)
     if parent is not None:
@@ -165,13 +173,15 @@
 
     def __new__(cls, context, request, view, manager):
         settings = get_parent(context, IParagraphFactorySettings)
-        if (settings is not None) and (cls.paragraph_type not in (settings.allowed_paragraphs or ())):
+        if (settings is not None) and (
+                cls.paragraph_type not in (settings.allowed_paragraphs or ())):
             return None
         return ToolbarMenuItem.__new__(cls)
 
 
-@viewlet_config(name='custom-paragraphs.divider', context=IParagraphContainerTarget, view=IParagraphContainerView,
-                layer=IPyAMSLayer, manager=IToolbarAddingMenu, weight=500)
+@viewlet_config(name='custom-paragraphs.divider', context=IParagraphContainerTarget,
+                view=IParagraphContainerView, layer=IPyAMSLayer, manager=IToolbarAddingMenu,
+                weight=500)
 class ParagraphsAddMenuDivider(ProtectedFormObjectMixin, MenuDivider):
     """Paragraphs add menu divider"""
 
@@ -317,14 +327,16 @@
             renderer_interface = self.widgets['renderer'].field.interface
             if 'renderer' in changes.get(renderer_interface, ()):
                 output.setdefault('events', []).append(
-                    get_json_widget_refresh_event(self.context, self.request, self.__class__, 'renderer'))
+                    get_json_widget_refresh_event(self.context, self.request, self.__class__,
+                                                  'renderer'))
                 renderer = self.context.get_renderer(self.request)
                 if (renderer is not None) and \
                         (renderer.settings_interface is not None):
                     output['smallbox'] = {
                         'status': 'info',
-                        'message': self.request.localizer.translate(_("You changed renderer selection. Don't omit to "
-                                                                      "update new renderer properties...")),
+                        'message': self.request.localizer.translate(
+                            _("You changed renderer selection. Don't omit to "
+                              "update new renderer properties...")),
                         'timeout': 5000
                     }
         return output