diff --git a/document_page_group/__manifest__.py b/document_page_group/__manifest__.py
index 149a3ae0..a1b66eda 100644
--- a/document_page_group/__manifest__.py
+++ b/document_page_group/__manifest__.py
@@ -2,18 +2,13 @@
 # License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
 
 {
-    'name': 'Document Page Group',
-    'summary': """
+    "name": "Document Page Group",
+    "summary": """
         Define access groups on documents""",
-    'version': '12.0.1.0.0',
-    'license': 'AGPL-3',
-    'author': 'Creu Blanca,Odoo Community Association (OCA)',
-    'website': 'https://github.com/OCA/knowledge',
-    'depends': [
-        'document_page',
-    ],
-    'data': [
-        'security/document_page_security.xml',
-        'views/document_page.xml',
-    ],
+    "version": "12.0.1.0.0",
+    "license": "AGPL-3",
+    "author": "Creu Blanca,Odoo Community Association (OCA)",
+    "website": "https://github.com/OCA/knowledge",
+    "depends": ["document_page",],
+    "data": ["security/document_page_security.xml", "views/document_page.xml",],
 }
diff --git a/document_page_group/models/document_page.py b/document_page_group/models/document_page.py
index 9260df3e..c08ea1fc 100644
--- a/document_page_group/models/document_page.py
+++ b/document_page_group/models/document_page.py
@@ -6,26 +6,26 @@ from odoo import api, fields, models
 
 class DocumentPage(models.Model):
 
-    _inherit = 'document.page'
+    _inherit = "document.page"
 
     group_ids = fields.Many2many(
-        'res.groups',
+        "res.groups",
         store=True,
-        relation='document_page_direct_group',
-        column1='document_page_id',
-        column2='group_id',
-        compute='_compute_group_ids'
+        relation="document_page_direct_group",
+        column1="document_page_id",
+        column2="group_id",
+        compute="_compute_group_ids",
     )
     direct_group_ids = fields.Many2many(
-        'res.groups',
-        string='Visible to',
-        help='Set the groups that can view this category and its childs',
-        relation='document_page_group',
-        column1='document_page_id',
-        column2='group_id',
+        "res.groups",
+        string="Visible to",
+        help="Set the groups that can view this category and its childs",
+        relation="document_page_group",
+        column1="document_page_id",
+        column2="group_id",
     )
 
-    @api.depends('direct_group_ids', 'parent_id', 'parent_id.group_ids')
+    @api.depends("direct_group_ids", "parent_id", "parent_id.group_ids")
     def _compute_group_ids(self):
         for record in self:
             groups = record.direct_group_ids
diff --git a/document_page_group/security/document_page_security.xml b/document_page_group/security/document_page_security.xml
index 54e24c4a..b8b99554 100644
--- a/document_page_group/security/document_page_security.xml
+++ b/document_page_group/security/document_page_security.xml
@@ -1,11 +1,11 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8" ?>
 <odoo>
-
     <record model="ir.rule" id="document_page_groups_rule">
         <field name="name">document_page groups</field>
-        <field name="model_id" ref="model_document_page"/>
-        <field name="global" eval="True"/>
-        <field name="domain_force">['|','&amp;',('type', '=', 'content'),'|','|',('parent_id', '=', False), ('parent_id.group_ids','=',False),('parent_id.group_ids.users','=',user.id), '&amp;', ('type', '=', 'category'), '|', ('group_ids', '=', False), ('group_ids.users', '=', user.id)]</field>
+        <field name="model_id" ref="model_document_page" />
+        <field name="global" eval="True" />
+        <field
+            name="domain_force"
+        >['|','&amp;',('type', '=', 'content'),'|','|',('parent_id', '=', False), ('parent_id.group_ids','=',False),('parent_id.group_ids.users','=',user.id), '&amp;', ('type', '=', 'category'), '|', ('group_ids', '=', False), ('group_ids.users', '=', user.id)]</field>
     </record>
-
 </odoo>
diff --git a/document_page_group/tests/test_document_page_group.py b/document_page_group/tests/test_document_page_group.py
index b5eaae2c..d3950d47 100644
--- a/document_page_group/tests/test_document_page_group.py
+++ b/document_page_group/tests/test_document_page_group.py
@@ -5,45 +5,43 @@ from odoo.tests.common import TransactionCase
 
 
 class TestDocumentPageGroup(TransactionCase):
-
     def setUp(self):
         super(TestDocumentPageGroup, self).setUp()
-        knowledge_group = self.browse_ref('knowledge.group_document_user').id
+        knowledge_group = self.browse_ref("knowledge.group_document_user").id
         self.user_id = self.env["res.users"].create(
             {
-                'name': 'user',
-                'login': 'login',
-                'email': 'email',
-                'groups_id': [(4, knowledge_group)]
+                "name": "user",
+                "login": "login",
+                "email": "email",
+                "groups_id": [(4, knowledge_group)],
             }
         )
-        self.group = self.browse_ref('document_page.group_document_manager')
+        self.group = self.browse_ref("document_page.group_document_manager")
 
-        self.categ_1 = self.env['document.page'].create({
-            'name': "Categ 1",
-            'type': 'category'
-        })
-        self.categ_2 = self.env['document.page'].create({
-            'name': "Categ 2",
-            'type': 'category',
-            'parent_id': self.categ_1.id,
-        })
-        self.page = self.env['document.page'].create({
-            'name': "Page 1",
-            'type': 'content',
-            'parent_id': self.categ_1.id,
-        })
+        self.categ_1 = self.env["document.page"].create(
+            {"name": "Categ 1", "type": "category"}
+        )
+        self.categ_2 = self.env["document.page"].create(
+            {"name": "Categ 2", "type": "category", "parent_id": self.categ_1.id,}
+        )
+        self.page = self.env["document.page"].create(
+            {"name": "Page 1", "type": "content", "parent_id": self.categ_1.id,}
+        )
 
     def test_document_page_group(self):
-        pages = self.env['document.page'].sudo(
-            user=self.user_id.id
-        ).search([('type', '=', 'content')])
+        pages = (
+            self.env["document.page"]
+            .sudo(user=self.user_id.id)
+            .search([("type", "=", "content")])
+        )
         self.assertIn(self.page.id, pages.ids)
 
-        self.categ_1.write({'direct_group_ids': [(4, self.group.id)]})
+        self.categ_1.write({"direct_group_ids": [(4, self.group.id)]})
         self.assertIn(self.group.id, self.categ_2.group_ids.ids)
 
-        pages = self.env['document.page'].sudo(
-            user=self.user_id.id
-        ).search([('type', '=', 'content')])
+        pages = (
+            self.env["document.page"]
+            .sudo(user=self.user_id.id)
+            .search([("type", "=", "content")])
+        )
         self.assertNotIn(self.page.id, pages.ids)
diff --git a/document_page_group/views/document_page.xml b/document_page_group/views/document_page.xml
index 1946e691..68ec0aa3 100644
--- a/document_page_group/views/document_page.xml
+++ b/document_page_group/views/document_page.xml
@@ -1,20 +1,15 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8" ?>
 <!-- Copyright 2019 Creu Blanca
      License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl). -->
-
 <odoo>
-
     <record model="ir.ui.view" id="document_page_form_view">
         <field name="name">document.page.form (in document_page_group)</field>
         <field name="model">document.page</field>
-        <field name="inherit_id" ref="document_page.view_category_form"/>
+        <field name="inherit_id" ref="document_page.view_category_form" />
         <field name="arch" type="xml">
             <field name="parent_id" position="after">
-                <field name="direct_group_ids" widget="many2many_tags"/>
+                <field name="direct_group_ids" widget="many2many_tags" />
             </field>
         </field>
     </record>
-
-
-
 </odoo>