diff --git a/base_exception/__manifest__.py b/base_exception/__manifest__.py
index eaef9d7f9..e8c448b4b 100644
--- a/base_exception/__manifest__.py
+++ b/base_exception/__manifest__.py
@@ -3,24 +3,22 @@
 # Mourad EL HADJ MIMOUNE <mourad.elhadj.mimoune@akretion.com>
 # License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl.html).
 {
-    'name': 'Exception Rule',
-    'version': '12.0.3.0.1',
-    'category': 'Generic Modules',
-    'summary': """
+    "name": "Exception Rule",
+    "version": "12.0.3.0.1",
+    "category": "Generic Modules",
+    "summary": """
     This module provide an abstract model to manage customizable
     exceptions to be applied on different models (sale order, invoice, ...)""",
-    'author':
-        "Akretion, Sodexis, Camptocamp, Odoo Community Association (OCA)",
-    'website': 'https://github.com/OCA/server-tools',
-    'depends': [
-        'base_setup',
+    "author": "Akretion, Sodexis, Camptocamp, "
+    "Odoo Community Association (OCA)",
+    "website": "https://github.com/OCA/server-tools",
+    "depends": ["base_setup"],
+    "license": "AGPL-3",
+    "data": [
+        "security/base_exception_security.xml",
+        "security/ir.model.access.csv",
+        "wizard/base_exception_confirm_view.xml",
+        "views/base_exception_view.xml",
     ],
-    'license': 'AGPL-3',
-    'data': [
-        'security/base_exception_security.xml',
-        'security/ir.model.access.csv',
-        'wizard/base_exception_confirm_view.xml',
-        'views/base_exception_view.xml',
-    ],
-    'installable': True,
+    "installable": True,
 }
diff --git a/base_exception/models/__init__.py b/base_exception/models/__init__.py
index ae49ca9d5..495e1fe24 100644
--- a/base_exception/models/__init__.py
+++ b/base_exception/models/__init__.py
@@ -1,2 +1 @@
-
 from . import base_exception
diff --git a/base_exception/models/base_exception.py b/base_exception/models/base_exception.py
index 41f6357e8..45c153276 100644
--- a/base_exception/models/base_exception.py
+++ b/base_exception/models/base_exception.py
@@ -12,48 +12,66 @@ from odoo import osv
 
 
 class ExceptionRule(models.Model):
-    _name = 'exception.rule'
-    _description = 'Exception Rule'
-    _order = 'active desc, sequence asc'
+    _name = "exception.rule"
+    _description = "Exception Rule"
+    _order = "active desc, sequence asc"
 
-    name = fields.Char('Exception Name', required=True, translate=True)
-    description = fields.Text('Description', translate=True)
+    name = fields.Char("Exception Name", required=True, translate=True)
+    description = fields.Text("Description", translate=True)
     sequence = fields.Integer(
-        string='Sequence',
+        string="Sequence",
         help="Gives the sequence order when applying the test",
     )
-    model = fields.Selection(selection=[], string='Apply on', required=True)
+    model = fields.Selection(selection=[], string="Apply on", required=True)
 
     exception_type = fields.Selection(
-        selection=[('by_domain', 'By domain'),
-                   ('by_py_code', 'By python code'),
-                   ('by_method', 'By method'),
-                   ],
-        string='Exception Type', required=True, default='by_py_code',
+        selection=[
+            ("by_domain", "By domain"),
+            ("by_py_code", "By python code"),
+            ("by_method", "By method"),
+        ],
+        string="Exception Type",
+        required=True,
+        default="by_py_code",
         help="By python code: allow to define any arbitrary check\n"
-             "By domain: limited to a selection by an odoo domain:\n"
-             "           performance can be better when exceptions "
-             "           are evaluated with several records")
-    domain = fields.Char('Domain')
-    method = fields.Char('Method', readonly=True)
-    active = fields.Boolean('Active', default=True)
+        "By domain: limited to a selection by an odoo domain:\n"
+        "           performance can be better when exceptions "
+        "           are evaluated with several records",
+    )
+    domain = fields.Char("Domain")
+    method = fields.Char("Method", readonly=True)
+    active = fields.Boolean("Active", default=True)
     code = fields.Text(
-        'Python Code',
+        "Python Code",
         help="Python code executed to check if the exception apply or "
-             "not. Use failed = True to block the exception",
-        )
+        "not. Use failed = True to block the exception",
+    )
 
-    @api.constrains('exception_type', 'domain', 'code')
+    @api.constrains("exception_type", "domain", "code", "model")
     def check_exception_type_consistency(self):
         for rule in self:
-            if ((rule.exception_type == 'by_py_code' and not rule.code) or
-                    (rule.exception_type == 'by_domain' and not rule.domain) or
-                    (rule.exception_type == 'by_method' and not rule.method)):
+            if (
+                (rule.exception_type == "by_py_code" and not rule.code)
+                or (rule.exception_type == "by_domain" and not rule.domain)
+                or (
+                    rule.exception_type == "by_method"
+                    and not self._check_method_valid(rule.method, rule.model)
+                )
+            ):
                 raise ValidationError(
-                    _("There is a problem of configuration, python code, "
-                      "domain or method is missing to match the exception type.")
+                    _(
+                        "There is a problem of configuration, python code, "
+                        "domain or method is missing to match the exception "
+                        "type."
+                    )
                 )
-            # TODO in case of by_method exception test that the method exist with hasattr
+
+    def _check_method_valid(self, method_name, model_name):
+        model = self.env[model_name]
+        method = getattr(model, method_name)
+        if method and callable(method):
+            return True
+        return False
 
     @api.multi
     def _get_domain(self):
@@ -63,8 +81,8 @@ class ExceptionRule(models.Model):
 
 
 class BaseExceptionMethod(models.AbstractModel):
-    _name = 'base.exception.method'
-    _description = 'Exception Rule Methods'
+    _name = "base.exception.method"
+    _description = "Exception Rule Methods"
 
     @api.multi
     def _get_main_records(self):
@@ -85,15 +103,14 @@ class BaseExceptionMethod(models.AbstractModel):
         By default, only the rules with the correct model
         will be used.
         """
-        return [('model', '=', self._name)]
+        return [("model", "=", self._name)]
 
     @api.multi
     def detect_exceptions(self):
         """List all exception_ids applied on self
         Exception ids are also written on records
         """
-        rules = self.env['exception.rule'].sudo().search(
-            self._rule_domain())
+        rules = self.env["exception.rule"].sudo().search(self._rule_domain())
         all_exception_ids = []
         rules_to_remove = {}
         rules_to_add = {}
@@ -127,23 +144,23 @@ class BaseExceptionMethod(models.AbstractModel):
         # table
         # and the "to add" part generates one INSERT (with unnest) per rule.
         for rule_id, records in rules_to_remove.items():
-            records.write({'exception_ids': [(3, rule_id,)]})
+            records.write({"exception_ids": [(3, rule_id)]})
         for rule_id, records in rules_to_add.items():
-            records.write(({'exception_ids': [(4, rule_id,)]}))
+            records.write(({"exception_ids": [(4, rule_id)]}))
         return all_exception_ids
 
     @api.model
     def _exception_rule_eval_context(self, rec):
         return {
-            'time': time,
-            'self': rec,
+            "time": time,
+            "self": rec,
             # object, obj: deprecated.
             # should be removed in future migrations
-            'object': rec,
-            'obj': rec,
+            "object": rec,
+            "obj": rec,
             # copy context to prevent side-effects of eval
             # should be deprecated too, accesible through self.
-            'context': self.env.context.copy()
+            "context": self.env.context.copy(),
         }
 
     @api.model
@@ -151,28 +168,31 @@ class BaseExceptionMethod(models.AbstractModel):
         expr = rule.code
         space = self._exception_rule_eval_context(rec)
         try:
-            safe_eval(expr,
-                      space,
-                      mode='exec',
-                      nocopy=True)  # nocopy allows to return 'result'
+            safe_eval(
+                expr, space, mode="exec", nocopy=True
+            )  # nocopy allows to return 'result'
         except Exception as e:
             raise UserError(
-                _('Error when evaluating the exception.rule '
-                  'rule:\n %s \n(%s)') % (rule.name, e))
-        return space.get('failed', False)
+                _(
+                    "Error when evaluating the exception.rule "
+                    "rule:\n %s \n(%s)"
+                )
+                % (rule.name, e)
+            )
+        return space.get("failed", False)
 
     @api.multi
     def _detect_exceptions(self, rule):
-        if rule.exception_type == 'by_py_code':
+        if rule.exception_type == "by_py_code":
             return self._detect_exceptions_by_py_code(rule)
-        elif rule.exception_type == 'by_domain':
+        elif rule.exception_type == "by_domain":
             return self._detect_exceptions_by_domain(rule)
-        elif rule.exception_type == 'by_method':
+        elif rule.exception_type == "by_method":
             return self._detect_exceptions_by_method(rule)
 
     @api.multi
     def _get_base_domain(self):
-        return [('ignore_exception', '=', False), ('id', 'in', self.ids)]
+        return [("ignore_exception", "=", False), ("id", "in", self.ids)]
 
     @api.multi
     def _detect_exceptions_by_py_code(self, rule):
@@ -208,34 +228,31 @@ class BaseExceptionMethod(models.AbstractModel):
 
 
 class BaseException(models.AbstractModel):
-    _inherit = 'base.exception.method'
-    _name = 'base.exception'
-    _order = 'main_exception_id asc'
-    _description = 'Exception'
+    _inherit = "base.exception.method"
+    _name = "base.exception"
+    _order = "main_exception_id asc"
+    _description = "Exception"
 
     main_exception_id = fields.Many2one(
-        'exception.rule',
-        compute='_compute_main_error',
-        string='Main Exception',
+        "exception.rule",
+        compute="_compute_main_error",
+        string="Main Exception",
         store=True,
     )
     exceptions_summary = fields.Html(
-        'Exceptions Summary',
-        compute='_compute_exceptions_summary',
+        "Exceptions Summary", compute="_compute_exceptions_summary"
     )
     exception_ids = fields.Many2many(
-        'exception.rule',
-        string='Exceptions',
-        copy=False,
+        "exception.rule", string="Exceptions", copy=False
     )
-    ignore_exception = fields.Boolean('Ignore Exceptions', copy=False)
+    ignore_exception = fields.Boolean("Ignore Exceptions", copy=False)
 
     @api.multi
     def action_ignore_exceptions(self):
-        self.write({'ignore_exception': True})
+        self.write({"ignore_exception": True})
         return True
 
-    @api.depends('exception_ids', 'ignore_exception')
+    @api.depends("exception_ids", "ignore_exception")
     def _compute_main_error(self):
         for rec in self:
             if not rec.ignore_exception and rec.exception_ids:
@@ -243,29 +260,35 @@ class BaseException(models.AbstractModel):
             else:
                 rec.main_exception_id = False
 
-    @api.depends('exception_ids', 'ignore_exception')
+    @api.depends("exception_ids", "ignore_exception")
     def _compute_exceptions_summary(self):
         for rec in self:
             if rec.exception_ids and not rec.ignore_exception:
-                rec.exceptions_summary = '<ul>%s</ul>' % ''.join([
-                    '<li>%s: <i>%s</i></li>' % tuple(map(html.escape, (
-                        e.name, e.description))) for e in rec.exception_ids])
+                rec.exceptions_summary = "<ul>%s</ul>" % "".join(
+                    [
+                        "<li>%s: <i>%s</i></li>"
+                        % tuple(map(html.escape, (e.name, e.description)))
+                        for e in rec.exception_ids
+                    ]
+                )
 
     @api.multi
     def _popup_exceptions(self):
         action = self._get_popup_action().read()[0]
-        action.update({
-            'context': {
-                'active_id': self.ids[0],
-                'active_ids': self.ids,
-                'active_model': self._name,
+        action.update(
+            {
+                "context": {
+                    "active_id": self.ids[0],
+                    "active_ids": self.ids,
+                    "active_model": self._name,
+                }
             }
-        })
+        )
         return action
 
     @api.model
     def _get_popup_action(self):
-        return self.env.ref('base_exception.action_exception_rule_confirm')
+        return self.env.ref("base_exception.action_exception_rule_confirm")
 
     @api.multi
     def _check_exception(self):
@@ -281,5 +304,5 @@ class BaseException(models.AbstractModel):
         """
         exception_ids = self.detect_exceptions()
         if exception_ids:
-            exceptions = self.env['exception.rule'].browse(exception_ids)
-            raise ValidationError('\n'.join(exceptions.mapped('name')))
+            exceptions = self.env["exception.rule"].browse(exception_ids)
+            raise ValidationError("\n".join(exceptions.mapped("name")))
diff --git a/base_exception/tests/__init__.py b/base_exception/tests/__init__.py
index 874f27874..9a972aeab 100644
--- a/base_exception/tests/__init__.py
+++ b/base_exception/tests/__init__.py
@@ -1,4 +1,3 @@
-
 from . import common
 from . import purchase_test
 from . import test_base_exception
diff --git a/base_exception/tests/common.py b/base_exception/tests/common.py
index a66b65238..5721e6353 100644
--- a/base_exception/tests/common.py
+++ b/base_exception/tests/common.py
@@ -8,6 +8,7 @@ def setup_test_model(env, model_clses):
 
     env.registry.setup_models(env.cr)
     env.registry.init_models(
-        env.cr, [model_cls._name for model_cls in model_clses],
-        dict(env.context, update_custom_fields=True)
+        env.cr,
+        [model_cls._name for model_cls in model_clses],
+        dict(env.context, update_custom_fields=True),
     )
diff --git a/base_exception/tests/purchase_test.py b/base_exception/tests/purchase_test.py
index 5c2c7ad11..c7c4dfe4d 100644
--- a/base_exception/tests/purchase_test.py
+++ b/base_exception/tests/purchase_test.py
@@ -4,58 +4,70 @@ from odoo import api, fields, models
 
 
 class PurchaseTest(models.Model):
-    _inherit = 'base.exception'
+    _inherit = "base.exception"
     _name = "base.exception.test.purchase"
     _description = "Base Ecxeption Test Model"
 
     name = fields.Char(required=True)
-    user_id = fields.Many2one('res.users', string='Responsible')
+    user_id = fields.Many2one("res.users", string="Responsible")
     state = fields.Selection(
-        [('draft', 'New'), ('cancel', 'Cancelled'),
-         ('purchase', 'Purchase'),
-         ('to approve', 'To approve'), ('done', 'Done')],
-        string="Status", readonly=True, default='draft')
+        [
+            ("draft", "New"),
+            ("cancel", "Cancelled"),
+            ("purchase", "Purchase"),
+            ("to approve", "To approve"),
+            ("done", "Done"),
+        ],
+        string="Status",
+        readonly=True,
+        default="draft",
+    )
     active = fields.Boolean(default=True)
-    partner_id = fields.Many2one('res.partner', string='Partner')
-    line_ids = fields.One2many(
-        'base.exception.test.purchase.line', 'lead_id')
-    amount_total = fields.Float(
-        compute='_compute_amount_total', store=True)
+    partner_id = fields.Many2one("res.partner", string="Partner")
+    line_ids = fields.One2many("base.exception.test.purchase.line", "lead_id")
+    amount_total = fields.Float(compute="_compute_amount_total", store=True)
 
-    @api.depends('line_ids')
+    @api.depends("line_ids")
     def _compute_amount_total(cls):
         for record in cls:
             for line in record.line_ids:
                 record.amount_total += line.amount * line.qty
 
-    @api.constrains('ignore_exception', 'line_ids', 'state')
+    @api.constrains("ignore_exception", "line_ids", "state")
     def test_purchase_check_exception(cls):
-        orders = cls.filtered(lambda s: s.state == 'purchase')
+        orders = cls.filtered(lambda s: s.state == "purchase")
         if orders:
             orders._check_exception()
 
     @api.multi
     def button_approve(cls, force=False):
-        cls.write({'state': 'to approve'})
+        cls.write({"state": "to approve"})
         return {}
 
     @api.multi
     def button_draft(cls):
-        cls.write({'state': 'draft'})
+        cls.write({"state": "draft"})
         return {}
 
     @api.multi
     def button_confirm(cls):
-        cls.write({'state': 'purchase'})
+        cls.write({"state": "purchase"})
         return True
 
     @api.multi
     def button_cancel(cls):
-        cls.write({'state': 'cancel'})
+        cls.write({"state": "cancel"})
 
     @api.multi
     def _reverse_field(self):
-        return 'test_purchase_ids'
+        return "test_purchase_ids"
+
+    def exception_method_no_zip(self):
+        records_fail = self.env["base.exception.test.purchase"]
+        for rec in self:
+            if not rec.partner_id.zip:
+                records_fail += rec
+        return records_fail
 
 
 class LineTest(models.Model):
@@ -63,7 +75,8 @@ class LineTest(models.Model):
     _description = "Base Exception Test Model Line"
 
     name = fields.Char()
-    lead_id = fields.Many2one('base.exception.test.purchase',
-                              ondelete='cascade')
+    lead_id = fields.Many2one(
+        "base.exception.test.purchase", ondelete="cascade"
+    )
     qty = fields.Float()
     amount = fields.Float()
diff --git a/base_exception/tests/test_base_exception.py b/base_exception/tests/test_base_exception.py
index a20e2a881..55c215d29 100644
--- a/base_exception/tests/test_base_exception.py
+++ b/base_exception/tests/test_base_exception.py
@@ -14,63 +14,100 @@ _logger = logging.getLogger(__name__)
 @common.at_install(False)
 @common.post_install(True)
 class TestBaseException(common.SavepointCase):
-
     @classmethod
     def setUpClass(cls):
         super(TestBaseException, cls).setUpClass()
         setup_test_model(cls.env, [PurchaseTest, LineTest])
 
-        cls.base_exception = cls.env['base.exception']
-        cls.exception_rule = cls.env['exception.rule']
-        if 'test_purchase_ids' not in cls.exception_rule._fields:
-            field = fields.Many2many('base.exception.test.purchase')
-            cls.exception_rule._add_field('test_purchase_ids', field)
-        cls.exception_confirm = cls.env['exception.rule.confirm']
-        cls.exception_rule._fields['model'].selection.append(
-            ('base.exception.test.purchase', 'Purchase Order'))
+        cls.base_exception = cls.env["base.exception"]
+        cls.exception_rule = cls.env["exception.rule"]
+        if "test_purchase_ids" not in cls.exception_rule._fields:
+            field = fields.Many2many("base.exception.test.purchase")
+            cls.exception_rule._add_field("test_purchase_ids", field)
+        cls.exception_confirm = cls.env["exception.rule.confirm"]
+        cls.exception_rule._fields["model"].selection.append(
+            ("base.exception.test.purchase", "Purchase Order")
+        )
+
+        cls.exception_rule._fields["model"].selection.append(
+            ("base.exception.test.purchase.line", "Purchase Order Line")
+        )
+
+        cls.partner = cls.env.ref("base.res_partner_1")
+        cls.partner.zip = False
+        cls.potest1 = cls.env["base.exception.test.purchase"].create(
+            {
+                "name": "Test base exception to basic purchase",
+                "partner_id": cls.partner.id,
+                "line_ids": [
+                    (0, 0, {"name": "line test", "amount": 120.0, "qty": 1.5})
+                ],
+            }
+        )
 
-        cls.exception_rule._fields['model'].selection.append(
-            ('base.exception.test.purchase.line', 'Purchase Order Line'))
+    def test_valid(self):
+        self.potest1.button_confirm()
+        self.assertFalse(self.potest1.exception_ids)
 
-        cls.exceptionnozip = cls.env['exception.rule'].create({
-            'name': "No ZIP code on destination",
-            'sequence': 10,
-            'model': "base.exception.test.purchase",
-            'code': "if not obj.partner_id.zip: failed=True",
-        })
+    def test_fail_by_py(self):
+        self.exception_amount_total = self.env["exception.rule"].create(
+            {
+                "name": "Min order except",
+                "sequence": 10,
+                "model": "base.exception.test.purchase",
+                "code": "if obj.amount_total <= 200.0: failed=True",
+                "exception_type": "by_py_code",
+            }
+        )
+        with self.assertRaises(ValidationError):
+            self.potest1.button_confirm()
+        self.assertTrue(self.potest1.exception_ids)
 
-        cls.exceptionno_minorder = cls.env['exception.rule'].create({
-            'name': "Min order except",
-            'sequence': 10,
-            'model': "base.exception.test.purchase",
-            'code': "if obj.amount_total <= 200.0: failed=True",
-        })
+    def test_fail_by_domain(self):
+        self.exception_partner_no_zip = self.env["exception.rule"].create(
+            {
+                "name": "No ZIP code on destination",
+                "sequence": 10,
+                "model": "base.exception.test.purchase",
+                "domain": "[('partner_id.zip', '=', False)]",
+                "exception_type": "by_domain",
+            }
+        )
+        with self.assertRaises(ValidationError):
+            self.potest1.button_confirm()
+        self.assertTrue(self.potest1.exception_ids)
 
-        cls.exceptionno_lineqty = cls.env['exception.rule'].create({
-            'name': "Qty > 0",
-            'sequence': 10,
-            'model': "base.exception.test.purchase.line",
-            'code': "if obj.qty <= 0: failed=True"
-        })
+    def test_fail_by_method(self):
+        self.exception_no_name = self.env["exception.rule"].create(
+            {
+                "name": "No name",
+                "sequence": 10,
+                "model": "base.exception.test.purchase",
+                "method": "exception_method_no_zip",
+                "exception_type": "by_method",
+            }
+        )
+        with self.assertRaises(ValidationError):
+            self.potest1.button_confirm()
+        self.assertTrue(self.potest1.exception_ids)
 
-    def test_purchase_order_exception(self):
-        partner = self.env.ref('base.res_partner_1')
-        partner.zip = False
-        potest1 = self.env['base.exception.test.purchase'].create({
-            'name': 'Test base exception to basic purchase',
-            'partner_id': partner.id,
-            'line_ids': [(0, 0, {
-                'name': "line test",
-                'amount': 120.0,
-                'qty': 1.5,
-            })],
-        })
+    def test_ignore_exception(self):
+        # same as 1st test
+        self.exception_amount_total = self.env["exception.rule"].create(
+            {
+                "name": "Min order except",
+                "sequence": 10,
+                "model": "base.exception.test.purchase",
+                "code": "if obj.amount_total <= 200.0: failed=True",
+                "exception_type": "by_py_code",
+            }
+        )
         # Block because of exception during validation
         with self.assertRaises(ValidationError):
-            potest1.button_confirm()
+            self.potest1.button_confirm()
         # Test that we have linked exceptions
-        self.assertTrue(potest1.exception_ids)
+        self.assertTrue(self.potest1.exception_ids)
         # Test ignore exeception make possible for the po to validate
-        potest1.ignore_exception = True
-        potest1.button_confirm()
-        self.assertTrue(potest1.state == 'purchase')
+        self.potest1.action_ignore_exceptions()
+        self.potest1.button_confirm()
+        self.assertTrue(self.potest1.state == "purchase")
diff --git a/base_exception/wizard/__init__.py b/base_exception/wizard/__init__.py
index 6987f7c00..a31f679e5 100644
--- a/base_exception/wizard/__init__.py
+++ b/base_exception/wizard/__init__.py
@@ -1,2 +1 @@
-
 from . import base_exception_confirm
diff --git a/base_exception/wizard/base_exception_confirm.py b/base_exception/wizard/base_exception_confirm.py
index ecdd63b49..b9bb533c9 100644
--- a/base_exception/wizard/base_exception_confirm.py
+++ b/base_exception/wizard/base_exception_confirm.py
@@ -7,34 +7,33 @@ from odoo.exceptions import ValidationError
 
 
 class ExceptionRuleConfirm(models.AbstractModel):
-    _name = 'exception.rule.confirm'
-    _description = 'Exception Rule Confirm Wizard'
+    _name = "exception.rule.confirm"
+    _description = "Exception Rule Confirm Wizard"
 
-    related_model_id = fields.Many2one('base.exception',)
+    related_model_id = fields.Many2one("base.exception")
     exception_ids = fields.Many2many(
-        'exception.rule',
-        string='Exceptions to resolve',
-        readonly=True,
+        "exception.rule", string="Exceptions to resolve", readonly=True
     )
-    ignore = fields.Boolean('Ignore Exceptions')
+    ignore = fields.Boolean("Ignore Exceptions")
 
     @api.model
     def default_get(self, field_list):
         res = super(ExceptionRuleConfirm, self).default_get(field_list)
-        current_model = self.env.context.get('active_model')
+        current_model = self.env.context.get("active_model")
         model_except_obj = self.env[current_model]
-        active_ids = self.env.context.get('active_ids')
+        active_ids = self.env.context.get("active_ids")
         if len(active_ids) > 1:
             raise ValidationError(
-                _('Only 1 ID accepted, got %r.') % active_ids)
+                _("Only 1 ID accepted, got %r.") % active_ids
+            )
         active_id = active_ids[0]
         related_model_except = model_except_obj.browse(active_id)
         exception_ids = related_model_except.exception_ids.ids
-        res.update({'exception_ids': [(6, 0, exception_ids)]})
-        res.update({'related_model_id': active_id})
+        res.update({"exception_ids": [(6, 0, exception_ids)]})
+        res.update({"related_model_id": active_id})
         return res
 
     @api.multi
     def action_confirm(self):
         self.ensure_one()
-        return {'type': 'ir.actions.act_window_close'}
+        return {"type": "ir.actions.act_window_close"}