diff --git a/mail_tracking/models/mail_bounced_mixin.py b/mail_tracking/models/mail_bounced_mixin.py
index 488831a..87f325b 100644
--- a/mail_tracking/models/mail_bounced_mixin.py
+++ b/mail_tracking/models/mail_bounced_mixin.py
@@ -5,7 +5,7 @@ from odoo import fields, models
 
 
 class MailBouncedMixin(models.AbstractModel):
-    """ A mixin class to use if you want to add is_bounced flag on a model.
+    """A mixin class to use if you want to add is_bounced flag on a model.
     The field '_primary_email' must be overridden in the model that inherit
     the mixin and must contain the email field of the model.
     """
diff --git a/mail_tracking/models/mail_mail.py b/mail_tracking/models/mail_mail.py
index 4a5a430..5df9eed 100644
--- a/mail_tracking/models/mail_mail.py
+++ b/mail_tracking/models/mail_mail.py
@@ -30,7 +30,7 @@ class MailMail(models.Model):
 
     def _send_prepare_values(self, partner=None):
         """Creates the mail.tracking.email record and adds the image tracking
-           to the email"""
+        to the email"""
         email = super()._send_prepare_values(partner=partner)
         vals = self._tracking_email_prepare(partner, email)
         tracking_email = self.env["mail.tracking.email"].sudo().create(vals)
diff --git a/mail_tracking/models/mail_message.py b/mail_tracking/models/mail_message.py
index ab711d5..c50e77b 100644
--- a/mail_tracking/models/mail_message.py
+++ b/mail_tracking/models/mail_message.py
@@ -27,7 +27,8 @@ class MailMessage(models.Model):
         default=False,
     )
     is_failed_message = fields.Boolean(
-        compute="_compute_is_failed_message", search="_search_is_failed_message",
+        compute="_compute_is_failed_message",
+        search="_search_is_failed_message",
     )
 
     @api.model
@@ -258,7 +259,7 @@ class MailMessage(models.Model):
 
     def get_failed_messages(self):
         """Returns the list of failed messages to be used by the
-           failed_messages widget"""
+        failed_messages widget"""
         return [
             msg._prepare_dict_failed_message()
             for msg in self.sorted("date", reverse=True)
@@ -287,9 +288,9 @@ class MailMessage(models.Model):
 
     @api.model
     def set_all_as_reviewed(self):
-        """ Sets all messages in the given domain as reviewed.
+        """Sets all messages in the given domain as reviewed.
 
-        Used by Discuss """
+        Used by Discuss"""
 
         unreviewed_messages = self.search([("is_failed_message", "=", True)])
         unreviewed_messages.write({"mail_tracking_needs_action": False})
diff --git a/mail_tracking/models/mail_thread.py b/mail_tracking/models/mail_thread.py
index cc10100..6793ec9 100644
--- a/mail_tracking/models/mail_thread.py
+++ b/mail_tracking/models/mail_thread.py
@@ -22,7 +22,7 @@ class MailThread(models.AbstractModel):
 
     def _get_failed_message_domain(self):
         """Domain used to display failed messages on the 'failed_messages'
-           widget"""
+        widget"""
         failed_states = self.env["mail.message"].get_failed_states()
         return [
             ("mail_tracking_needs_action", "=", True),
diff --git a/mail_tracking/static/src/js/failed_message/discuss.js b/mail_tracking/static/src/js/failed_message/discuss.js
index 01cade6..a1345e9 100644
--- a/mail_tracking/static/src/js/failed_message/discuss.js
+++ b/mail_tracking/static/src/js/failed_message/discuss.js
@@ -1,6 +1,6 @@
 /* Copyright 2019 Alexandre Díaz
    License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html). */
-odoo.define("mail_tracking.FailedMessageDiscuss", function(require) {
+odoo.define("mail_tracking.FailedMessageDiscuss", function (require) {
     "use strict";
 
     // To be considered:
@@ -28,7 +28,7 @@ odoo.define("mail_tracking.FailedMessageDiscuss", function(require) {
          *
          * @returns {Boolean}
          */
-        isFailed: function() {
+        isFailed: function () {
             return false;
         },
     });
@@ -39,7 +39,7 @@ odoo.define("mail_tracking.FailedMessageDiscuss", function(require) {
          *
          * @override
          */
-        init: function(parent, data) {
+        init: function (parent, data) {
             this._isFailedMessage = data.is_failed_message;
             return this._super.apply(this, arguments);
         },
@@ -50,7 +50,7 @@ odoo.define("mail_tracking.FailedMessageDiscuss", function(require) {
          *
          * @override
          */
-        isFailed: function() {
+        isFailed: function () {
             return _.contains(this._threadIDs, "mailbox_failed");
         },
 
@@ -59,7 +59,7 @@ odoo.define("mail_tracking.FailedMessageDiscuss", function(require) {
          *
          * @param {Boolean} failed
          */
-        setFailed: function(failed) {
+        setFailed: function (failed) {
             if (failed) {
                 this._addThread("mailbox_failed");
             } else {
@@ -72,7 +72,7 @@ odoo.define("mail_tracking.FailedMessageDiscuss", function(require) {
          *
          * @override
          */
-        _processMailboxes: function() {
+        _processMailboxes: function () {
             this.setFailed(this._isFailedMessage);
             return this._super.apply(this, arguments);
         },
@@ -84,7 +84,7 @@ odoo.define("mail_tracking.FailedMessageDiscuss", function(require) {
          *
          * @override
          */
-        _handlePartnerNotification: function(data) {
+        _handlePartnerNotification: function (data) {
             if (data.type === "toggle_tracking_status") {
                 this._handleChangeTrackingNeedsActionNotification(data);
             } else {
@@ -104,11 +104,11 @@ odoo.define("mail_tracking.FailedMessageDiscuss", function(require) {
          * @private
          * @param {Object} data
          */
-        _handleChangeTrackingNeedsActionNotification: function(data) {
+        _handleChangeTrackingNeedsActionNotification: function (data) {
             var self = this;
             var failed = this.getMailbox("failed");
-            _.each(data.message_ids, function(messageID) {
-                var message = _.find(self._messages, function(msg) {
+            _.each(data.message_ids, function (messageID) {
+                var message = _.find(self._messages, function (msg) {
                     return msg.getID() === messageID;
                 });
                 if (message) {
@@ -149,7 +149,7 @@ odoo.define("mail_tracking.FailedMessageDiscuss", function(require) {
          * @private
          * @returns {Object}
          */
-        _sidebarQWebParams: function() {
+        _sidebarQWebParams: function () {
             var failed = this.call("mail_service", "getMailbox", "failed");
             return {
                 activeThreadID: this._thread ? this._thread.getID() : undefined,
@@ -163,7 +163,7 @@ odoo.define("mail_tracking.FailedMessageDiscuss", function(require) {
          *
          * @override
          */
-        _renderSidebar: function() {
+        _renderSidebar: function () {
             var $sidebar = this._super.apply(this, arguments);
             // Because Odoo implementation isn't designed to be inherited
             // properly, we inject 'failed' button using jQuery.
@@ -182,7 +182,7 @@ odoo.define("mail_tracking.FailedMessageDiscuss", function(require) {
          *
          * @override
          */
-        _renderSidebarMailboxes: function() {
+        _renderSidebarMailboxes: function () {
             this._super.apply(this, arguments);
             this.$(".o_mail_discuss_sidebar_mailboxes").append(
                 QWeb.render("mail_tracking.SidebarFailed", this._sidebarQWebParams())
@@ -194,7 +194,7 @@ odoo.define("mail_tracking.FailedMessageDiscuss", function(require) {
          *
          * @override
          */
-        _renderButtons: function() {
+        _renderButtons: function () {
             this._super.apply(this, arguments);
             this.$btn_set_all_reviewed = this.$buttons.find(
                 ".o_mail_discuss_button_set_all_reviewed"
@@ -212,7 +212,7 @@ odoo.define("mail_tracking.FailedMessageDiscuss", function(require) {
          *
          * @override
          */
-        _updateControlPanelButtons: function(thread) {
+        _updateControlPanelButtons: function (thread) {
             this.$btn_set_all_reviewed
                 .toggleClass("d-none", thread.getID() !== "mailbox_failed")
                 .toggleClass("d-md-inline-block", thread.getID() === "mailbox_failed");
@@ -227,7 +227,7 @@ odoo.define("mail_tracking.FailedMessageDiscuss", function(require) {
          *
          * @override
          */
-        _updateButtonStatus: function(disabled, type) {
+        _updateButtonStatus: function (disabled, type) {
             if (this._thread.getID() === "mailbox_failed") {
                 this.$btn_set_all_reviewed.toggleClass("disabled", disabled);
                 // Display Rainbowman when all failed messages are reviewed
@@ -247,15 +247,15 @@ odoo.define("mail_tracking.FailedMessageDiscuss", function(require) {
          *
          * @override
          */
-        _onMessageUpdated: function(message, type) {
+        _onMessageUpdated: function (message, type) {
             var self = this;
             var currentThreadID = this._thread.getID();
             if (currentThreadID === "mailbox_failed" && !message.isFailed()) {
-                this._thread.fetchMessages(this.domain).then(function() {
+                this._thread.fetchMessages(this.domain).then(function () {
                     var options = self._getThreadRenderingOptions();
                     self._threadWidget
                         .removeMessageAndRender(message.getID(), self._thread, options)
-                        .then(function() {
+                        .then(function () {
                             self._updateButtonStatus(!self._thread.hasMessages(), type);
                         });
                 });
@@ -273,7 +273,7 @@ odoo.define("mail_tracking.FailedMessageDiscuss", function(require) {
          *
          * @override
          */
-        _getThreadRenderingOptions: function() {
+        _getThreadRenderingOptions: function () {
             var values = this._super.apply(this, arguments);
             if (this._thread.getID() === "mailbox_failed") {
                 values.displayEmailIcons = true;
@@ -289,7 +289,7 @@ odoo.define("mail_tracking.FailedMessageDiscuss", function(require) {
          *
          * @override
          */
-        _startListening: function() {
+        _startListening: function () {
             this._super.apply(this, arguments);
             this.call("mail_service", "getMailBus").on(
                 "update_failed",
@@ -305,7 +305,7 @@ odoo.define("mail_tracking.FailedMessageDiscuss", function(require) {
          * @private
          * @param {Event} event
          */
-        _onRetryFailedMessage: function(event) {
+        _onRetryFailedMessage: function (event) {
             event.preventDefault();
             var messageID = $(event.currentTarget).data("message-id");
             this.do_action("mail.mail_resend_message_action", {
@@ -322,7 +322,7 @@ odoo.define("mail_tracking.FailedMessageDiscuss", function(require) {
          * @param {Event} event
          * @returns {Promise}
          */
-        _onMarkFailedMessageReviewed: function(event) {
+        _onMarkFailedMessageReviewed: function (event) {
             event.preventDefault();
             var messageID = $(event.currentTarget).data("message-id");
             return this._rpc({
@@ -338,7 +338,7 @@ odoo.define("mail_tracking.FailedMessageDiscuss", function(require) {
          *
          * @private
          */
-        _onSetAllAsReviewedClicked: function() {
+        _onSetAllAsReviewedClicked: function () {
             var self = this;
             var failed = this.call("mail_service", "getMailbox", "failed");
             var failed_counter = failed.getMailboxCounter();
@@ -351,7 +351,7 @@ odoo.define("mail_tracking.FailedMessageDiscuss", function(require) {
                     failed_counter
                 );
                 Dialog.confirm(this, promptText, {
-                    confirm_callback: function() {
+                    confirm_callback: function () {
                         self._thread.setAllMessagesAsReviewed();
                     },
                 });
@@ -365,7 +365,7 @@ odoo.define("mail_tracking.FailedMessageDiscuss", function(require) {
          *
          * @override
          */
-        _updateMailboxesFromServer: function(data) {
+        _updateMailboxesFromServer: function (data) {
             this._super.apply(this, arguments);
             this._addMailbox({
                 id: "failed",
@@ -381,7 +381,7 @@ odoo.define("mail_tracking.FailedMessageDiscuss", function(require) {
          *
          * @override
          */
-        _getThreadDomain: function() {
+        _getThreadDomain: function () {
             if (this._id === "mailbox_failed") {
                 return [["is_failed_message", "=", true]];
             }
@@ -398,7 +398,7 @@ odoo.define("mail_tracking.FailedMessageDiscuss", function(require) {
          * @returns {$.Promise} resolved when all messages have been marked as
          *   reviewed on the server
          */
-        setAllMessagesAsReviewed: function() {
+        setAllMessagesAsReviewed: function () {
             if (this._id === "mailbox_failed" && this.getMailboxCounter() > 0) {
                 return this._rpc({
                     model: "mail.message",
diff --git a/mail_tracking/static/src/js/failed_message/thread.js b/mail_tracking/static/src/js/failed_message/thread.js
index bceacc8..1a35f52 100644
--- a/mail_tracking/static/src/js/failed_message/thread.js
+++ b/mail_tracking/static/src/js/failed_message/thread.js
@@ -1,6 +1,6 @@
 /* Copyright 2019 Alexandre Díaz
    License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html). */
-odoo.define("mail_tracking.FailedMessageThread", function(require) {
+odoo.define("mail_tracking.FailedMessageThread", function (require) {
     "use strict";
 
     var AbstractField = require("web.AbstractField");
@@ -35,9 +35,9 @@ odoo.define("mail_tracking.FailedMessageThread", function(require) {
                 args: [ids],
                 context: context || widget.getSession().user_context,
             })
-            .then(function(messages) {
+            .then(function (messages) {
                 // Convert date to moment
-                _.each(messages, function(msg) {
+                _.each(messages, function (msg) {
                     msg.date = moment(time.auto_str_to_date(msg.date));
                     msg.hour = utils.timeFromNow(msg.date);
                 });
@@ -54,7 +54,7 @@ odoo.define("mail_tracking.FailedMessageThread", function(require) {
          * @param {String} fieldName
          * @returns {Array}
          */
-        _fetchSpecialFailedMessages: function(record, fieldName) {
+        _fetchSpecialFailedMessages: function (record, fieldName) {
             var localID =
                 record._changes && fieldName in record._changes
                     ? record._changes[fieldName]
@@ -76,7 +76,7 @@ odoo.define("mail_tracking.FailedMessageThread", function(require) {
          *
          * @override
          */
-        init: function() {
+        init: function () {
             this._super.apply(this, arguments);
             this.failed_messages = this.record.specialData[this.name] || [];
         },
@@ -86,7 +86,7 @@ odoo.define("mail_tracking.FailedMessageThread", function(require) {
          *
          * @override
          */
-        start: function() {
+        start: function () {
             this._super.apply(this, arguments);
             this.call("bus_service", "onNotification", this, this._onNotification);
         },
@@ -97,7 +97,7 @@ odoo.define("mail_tracking.FailedMessageThread", function(require) {
          * @private
          * @returns {Object}
          */
-        _failedItemsQWebParams: function() {
+        _failedItemsQWebParams: function () {
             return {
                 failed_messages: this.failed_messages,
                 nbFailedMessages: this.failed_messages.length,
@@ -109,7 +109,7 @@ odoo.define("mail_tracking.FailedMessageThread", function(require) {
         /**
          * @private
          */
-        _render: function() {
+        _render: function () {
             if (this.failed_messages.length) {
                 this.$el.html(
                     QWeb.render(
@@ -128,7 +128,7 @@ odoo.define("mail_tracking.FailedMessageThread", function(require) {
          * @private
          * @param {Object} record
          */
-        _reset: function(record) {
+        _reset: function (record) {
             this._super.apply(this, arguments);
             this.failed_messages = this.record.specialData[this.name] || [];
             this.res_id = record.res_id;
@@ -140,7 +140,7 @@ odoo.define("mail_tracking.FailedMessageThread", function(require) {
          * @private
          * @param {Array} fieldsToReload
          */
-        _reload: function(fieldsToReload) {
+        _reload: function (fieldsToReload) {
             this.trigger_up("reload_mail_fields", fieldsToReload);
         },
 
@@ -151,7 +151,7 @@ odoo.define("mail_tracking.FailedMessageThread", function(require) {
          * @param {Int} id
          * @returns {Promise}
          */
-        _markFailedMessageReviewed: function(id) {
+        _markFailedMessageReviewed: function (id) {
             return this._rpc({
                 model: "mail.message",
                 method: "set_need_action_done",
@@ -169,9 +169,9 @@ odoo.define("mail_tracking.FailedMessageThread", function(require) {
          * @private
          * @param {Array} notifs
          */
-        _onNotification: function(notifs) {
+        _onNotification: function (notifs) {
             var self = this;
-            _.each(notifs, function(notif) {
+            _.each(notifs, function (notif) {
                 var model = notif[0][1];
                 if (model === "res.partner") {
                     var data = notif[1];
@@ -190,7 +190,7 @@ odoo.define("mail_tracking.FailedMessageThread", function(require) {
          * @private
          * @param {Event} event
          */
-        _onRetryFailedMessage: function(event) {
+        _onRetryFailedMessage: function (event) {
             event.preventDefault();
             var messageID = $(event.currentTarget).data("message-id");
             this.do_action("mail.mail_resend_message_action", {
@@ -206,7 +206,7 @@ odoo.define("mail_tracking.FailedMessageThread", function(require) {
          * @private
          * @param {Event} event
          */
-        _onMarkFailedMessageReviewed: function(event) {
+        _onMarkFailedMessageReviewed: function (event) {
             event.preventDefault();
             var messageID = $(event.currentTarget).data("message-id");
             this._markFailedMessageReviewed(messageID).then(
@@ -225,7 +225,7 @@ odoo.define("mail_tracking.FailedMessageThread", function(require) {
          *
          * @override
          */
-        init: function() {
+        init: function () {
             this._super.apply(this, arguments);
             var fieldsInfo = this.fieldsInfo[this.viewType];
             for (var fieldName in fieldsInfo) {
@@ -254,7 +254,7 @@ odoo.define("mail_tracking.FailedMessageThread", function(require) {
          *
          * @override
          */
-        init: function(parent, record, mailFields, options) {
+        init: function (parent, record, mailFields, options) {
             this._super.apply(this, arguments);
             // Initialize mail_failed_message widget
             if (mailFields.mail_failed_message) {
@@ -273,9 +273,9 @@ odoo.define("mail_tracking.FailedMessageThread", function(require) {
          * @private
          * @returns {Promise}
          */
-        _render: function() {
+        _render: function () {
             var self = this;
-            return this._super.apply(this, arguments).then(function() {
+            return this._super.apply(this, arguments).then(function () {
                 if (self.fields.failed_message) {
                     self.fields.failed_message.$el.insertBefore(
                         self.$el.find(".o_mail_thread")
@@ -289,7 +289,7 @@ odoo.define("mail_tracking.FailedMessageThread", function(require) {
          *
          * @override
          */
-        _onReloadMailFields: function(event) {
+        _onReloadMailFields: function (event) {
             if (this.fields.failed_message && event.data.failed_message) {
                 this.trigger_up("reload", {
                     fieldNames: [this.fields.failed_message.name],
@@ -309,7 +309,7 @@ odoo.define("mail_tracking.FailedMessageThread", function(require) {
          *
          * @override
          */
-        init: function() {
+        init: function () {
             this._super.apply(this, arguments);
             this._enabledOptions.displayRetryButton = true;
             this._enabledOptions.displayReviewedButton = true;
diff --git a/mail_tracking/static/src/js/mail_tracking.js b/mail_tracking/static/src/js/mail_tracking.js
index 2e14eab..7263ba3 100644
--- a/mail_tracking/static/src/js/mail_tracking.js
+++ b/mail_tracking/static/src/js/mail_tracking.js
@@ -2,7 +2,7 @@
    Copyright 2018 David Vidal - <david.vidal@tecnativa.com>
      License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html). */
 
-odoo.define("mail_tracking.partner_tracking", function(require) {
+odoo.define("mail_tracking.partner_tracking", function (require) {
     "use strict";
 
     var core = require("web.core");
@@ -19,7 +19,7 @@ odoo.define("mail_tracking.partner_tracking", function(require) {
          *
          * @returns {Boolean}
          */
-        hasPartnerTrackings: function() {
+        hasPartnerTrackings: function () {
             return false;
         },
 
@@ -28,13 +28,13 @@ odoo.define("mail_tracking.partner_tracking", function(require) {
          *
          * @returns {Boolean}
          */
-        hasEmailCc: function() {
+        hasEmailCc: function () {
             return false;
         },
     });
 
     Message.include({
-        init: function(parent, data) {
+        init: function (parent, data) {
             this._super.apply(this, arguments);
             this._partnerTrackings = data.partner_trackings || [];
             this._emailCc = data.email_cc || [];
@@ -47,7 +47,7 @@ odoo.define("mail_tracking.partner_tracking", function(require) {
          * @override
          * @returns {Boolean}
          */
-        hasPartnerTrackings: function() {
+        hasPartnerTrackings: function () {
             return _.some(this._partnerTrackings);
         },
 
@@ -56,7 +56,7 @@ odoo.define("mail_tracking.partner_tracking", function(require) {
          *
          * @returns {Boolean}
          */
-        hasEmailCc: function() {
+        hasEmailCc: function () {
             return _.some(this._emailCc);
         },
 
@@ -67,7 +67,7 @@ odoo.define("mail_tracking.partner_tracking", function(require) {
          * @override
          * @returns {Object[]}
          */
-        getPartnerTrackings: function() {
+        getPartnerTrackings: function () {
             if (!this.hasPartnerTrackings()) {
                 return [];
             }
@@ -80,7 +80,7 @@ odoo.define("mail_tracking.partner_tracking", function(require) {
          *
          * @returns {Array}
          */
-        getEmailCc: function() {
+        getEmailCc: function () {
             if (!this.hasEmailCc()) {
                 return [];
             }
@@ -94,16 +94,16 @@ odoo.define("mail_tracking.partner_tracking", function(require) {
          * @param {String} email
          * @returns {Boolean}
          */
-        isEmailCc: function(email) {
+        isEmailCc: function (email) {
             if (!this.hasEmailCc()) {
                 return false;
             }
-            return _.some(this._emailCc, function(item) {
+            return _.some(this._emailCc, function (item) {
                 return item[0] === email;
             });
         },
 
-        toggleTrackingStatus: function() {
+        toggleTrackingStatus: function () {
             return this._rpc({
                 model: "mail.message",
                 method: "toggle_tracking_status",
@@ -117,7 +117,7 @@ odoo.define("mail_tracking.partner_tracking", function(require) {
             "click .o_mail_action_tracking_partner": "on_tracking_partner_click",
             "click .o_mail_action_tracking_status": "on_tracking_status_click",
         }),
-        on_tracking_partner_click: function(event) {
+        on_tracking_partner_click: function (event) {
             var partner_id = this.$el.find(event.currentTarget).data("partner");
             var state = {
                 model: "res.partner",
@@ -137,7 +137,7 @@ odoo.define("mail_tracking.partner_tracking", function(require) {
             };
             this.do_action(action);
         },
-        on_tracking_status_click: function(event) {
+        on_tracking_status_click: function (event) {
             var tracking_email_id = $(event.currentTarget).data("tracking");
             var state = {
                 model: "mail.tracking.email",
@@ -157,9 +157,9 @@ odoo.define("mail_tracking.partner_tracking", function(require) {
             };
             this.do_action(action);
         },
-        init: function() {
+        init: function () {
             this._super.apply(this, arguments);
-            this.action_manager = this.findAncestor(function(ancestor) {
+            this.action_manager = this.findAncestor(function (ancestor) {
                 return ancestor instanceof ActionManager;
             });
         },