diff --git a/.isort.cfg b/.isort.cfg
index f60f5e2..b64cbab 100644
--- a/.isort.cfg
+++ b/.isort.cfg
@@ -9,4 +9,4 @@ line_length=88
 known_odoo=odoo
 known_odoo_addons=odoo.addons
 sections=FUTURE,STDLIB,THIRDPARTY,ODOO,ODOO_ADDONS,FIRSTPARTY,LOCALFOLDER
-known_third_party=openerp,requests,simplejson,werkzeug
+known_third_party=requests,simplejson,werkzeug
diff --git a/mail_base/controllers/main.py b/mail_base/controllers/main.py
index 076af1c..9099e48 100644
--- a/mail_base/controllers/main.py
+++ b/mail_base/controllers/main.py
@@ -1,6 +1,7 @@
-from odoo.addons.bus.controllers.main import BusController
 from odoo.http import request
 
+from odoo.addons.bus.controllers.main import BusController
+
 
 class MailChatController(BusController):
     # -----------------------------
diff --git a/mail_fix_553/mail_fix_553.py b/mail_fix_553/mail_fix_553.py
index 665149c..890f29d 100644
--- a/mail_fix_553/mail_fix_553.py
+++ b/mail_fix_553/mail_fix_553.py
@@ -4,11 +4,12 @@ import re
 from email.utils import formataddr
 
 from odoo import SUPERUSER_ID, tools
-from odoo.addons.base.ir.ir_mail_server import MailDeliveryException
 from odoo.osv import osv
 from odoo.tools.safe_eval import safe_eval as eval
 from odoo.tools.translate import _
 
+from odoo.addons.base.ir.ir_mail_server import MailDeliveryException
+
 _logger = logging.getLogger(__name__)
 
 
@@ -146,7 +147,8 @@ class MailMail(osv.Model):
                         attachments=attachments,
                         message_id=mail.message_id,
                         references=mail.references,
-                        object_id=mail.res_id and ("{}-{}".format(mail.res_id, mail.model)),
+                        object_id=mail.res_id
+                        and ("{}-{}".format(mail.res_id, mail.model)),
                         subtype="html",
                         subtype_alternative="plain",
                         headers=headers,
diff --git a/mail_move_message/mail_move_message_models.py b/mail_move_message/mail_move_message_models.py
index 59c9601..e5b8204 100644
--- a/mail_move_message/mail_move_message_models.py
+++ b/mail_move_message/mail_move_message_models.py
@@ -412,9 +412,7 @@ class MailMessage(models.Model):
             # building message tree
             return
         if not self.author_id:
-            self.write(
-                {"author_id": author.id}
-            )
+            self.write({"author_id": author.id})
 
         vals = {}
         if move_back:
@@ -446,9 +444,7 @@ class MailMessage(models.Model):
                 "res_partner_id": self.env.user.partner_id.id,
                 "is_read": False,
             }
-            self.write(
-                {"notification_ids": [(0, 0, notification)]}
-            )
+            self.write({"notification_ids": [(0, 0, notification)]})
 
         for r in self.all_child_ids:
             r_vals = vals.copy()
@@ -501,8 +497,7 @@ class MailMessage(models.Model):
         for record in reads:
             name = record["record_name"] or ""
             extended_name = "   [{}] ID {}".format(
-                record.get("model", "UNDEF"),
-                record.get("res_id", "UNDEF"),
+                record.get("model", "UNDEF"), record.get("res_id", "UNDEF"),
             )
             res.append((record["id"], name + extended_name))
         return res
diff --git a/mailgun/models/ir_config_parameter.py b/mailgun/models/ir_config_parameter.py
index 84e6a2d..57d7eac 100644
--- a/mailgun/models/ir_config_parameter.py
+++ b/mailgun/models/ir_config_parameter.py
@@ -2,6 +2,7 @@ import logging
 
 import requests
 import simplejson
+
 from odoo import api, models
 
 _logger = logging.getLogger(__name__)