diff --git a/l10n_br_delivery/__manifest__.py b/l10n_br_delivery/__manifest__.py
index 5e5af0254ec1..f247791cc03d 100644
--- a/l10n_br_delivery/__manifest__.py
+++ b/l10n_br_delivery/__manifest__.py
@@ -8,7 +8,7 @@
         standards.""",
     'license': 'AGPL-3',
     'author': 'Akretion, Odoo Community Association (OCA)',
-    'website': 'https://github.com/oca/l10n-brazil',
+    'website': 'https://github.com/OCA/l10n-brazil',
     'version': '12.0.3.0.0',
     'depends': [
         'l10n_br_account',
diff --git a/l10n_br_sale/models/res_company.py b/l10n_br_sale/models/res_company.py
index b663b1d7cb54..93e29fe89871 100644
--- a/l10n_br_sale/models/res_company.py
+++ b/l10n_br_sale/models/res_company.py
@@ -18,12 +18,9 @@ class Company(models.Model):
     )
 
     delivery_costs = fields.Selection(
-        selection=[
-            ('line', _('By Line')),
-            ('total', _('By Total'))
-        ],
-        string='Delivery costs should be define in Line or Total.',
-        help='Define if costs of Insurance, Freight and Other Costs'
-             ' should be informed in Line or Total.',
-        default='total'
+        selection=[("line", _("By Line")), ("total", _("By Total"))],
+        string="Delivery costs should be define in Line or Total.",
+        help="Define if costs of Insurance, Freight and Other Costs"
+        " should be informed in Line or Total.",
+        default="total",
     )
diff --git a/l10n_br_sale/models/res_config_settings.py b/l10n_br_sale/models/res_config_settings.py
index 988a96400c10..45f7cd11e6b0 100644
--- a/l10n_br_sale/models/res_config_settings.py
+++ b/l10n_br_sale/models/res_config_settings.py
@@ -14,6 +14,5 @@ class ResConfigSettings(models.TransientModel):
     )
 
     delivery_costs = fields.Selection(
-        related='company_id.delivery_costs',
-        readonly=False
+        related="company_id.delivery_costs", readonly=False
     )
diff --git a/l10n_br_sale/models/sale_order.py b/l10n_br_sale/models/sale_order.py
index 7ccf234367dd..daf4e997a91e 100644
--- a/l10n_br_sale/models/sale_order.py
+++ b/l10n_br_sale/models/sale_order.py
@@ -76,131 +76,132 @@ def _fiscal_operation_domain(self):
     )
 
     amount_freight_value = fields.Monetary(
-        inverse='_inverse_amount_freight',
+        inverse="_inverse_amount_freight",
     )
 
     amount_insurance_value = fields.Monetary(
-        inverse='_inverse_amount_insurance',
+        inverse="_inverse_amount_insurance",
     )
 
     amount_other_value = fields.Monetary(
-        inverse='_inverse_amount_other',
+        inverse="_inverse_amount_other",
     )
 
     # Usado para tornar Somente Leitura os campos totais dos custos
     # de entrega quando a definição for por Linha
     delivery_costs = fields.Selection(
-        related='company_id.delivery_costs',
+        related="company_id.delivery_costs",
     )
 
-    @api.multi
     def _inverse_amount_freight(self):
         for record in self.filtered(lambda so: so.order_line):
-            if record.company_id.delivery_costs == 'total':
+            if record.company_id.delivery_costs == "total":
 
                 amount_freight_value = record.amount_freight_value
-                if all(record.order_line.mapped('freight_value')):
-                    amount_freight_old = sum(
-                        record.order_line.mapped('freight_value'))
+                if all(record.order_line.mapped("freight_value")):
+                    amount_freight_old = sum(record.order_line.mapped("freight_value"))
                     for line in record.order_line[:-1]:
                         line.freight_value = amount_freight_value * (
-                            line.freight_value / amount_freight_old)
-                    record.order_line[-1].freight_value = (
-                        amount_freight_value -
-                        sum(line.freight_value
-                            for line in record.order_line[:-1])
+                            line.freight_value / amount_freight_old
+                        )
+                    record.order_line[-1].freight_value = amount_freight_value - sum(
+                        line.freight_value for line in record.order_line[:-1]
                     )
                 else:
-                    amount_total = sum(record.order_line.mapped('price_total'))
+                    amount_total = sum(record.order_line.mapped("price_total"))
                     for line in record.order_line[:-1]:
                         line.freight_value = amount_freight_value * (
-                            line.price_total / amount_total)
-                    record.order_line[-1].freight_value = (
-                        amount_freight_value -
-                        sum(line.freight_value
-                            for line in record.order_line[:-1])
+                            line.price_total / amount_total
+                        )
+                    record.order_line[-1].freight_value = amount_freight_value - sum(
+                        line.freight_value for line in record.order_line[:-1]
                     )
                 for line in record.order_line:
                     line._onchange_fiscal_taxes()
-                record._fields['amount_total'].compute_value(record)
-                record.write({
-                    name: value
-                    for name, value in record._cache.items()
-                    if record._fields[name].compute == '_amount_all' and
-                    not record._fields[name].inverse
-                })
+                record._fields["amount_total"].compute_value(record)
+                record.write(
+                    {
+                        name: value
+                        for name, value in record._cache.items()
+                        if record._fields[name].compute == "_amount_all"
+                        and not record._fields[name].inverse
+                    }
+                )
 
-    @api.multi
     def _inverse_amount_insurance(self):
         for record in self.filtered(lambda so: so.order_line):
-            if record.company_id.delivery_costs == 'total':
+            if record.company_id.delivery_costs == "total":
 
                 amount_insurance_value = record.amount_insurance_value
-                if all(record.order_line.mapped('insurance_value')):
+                if all(record.order_line.mapped("insurance_value")):
                     amount_insurance_old = sum(
-                        record.order_line.mapped('insurance_value'))
+                        record.order_line.mapped("insurance_value")
+                    )
                     for line in record.order_line[:-1]:
                         line.insurance_value = amount_insurance_value * (
-                            line.insurance_value / amount_insurance_old)
-                    record.order_line[-1].insurance_value = \
-                        amount_insurance_value - sum(
-                            line.insurance_value
-                            for line in record.order_line[:-1]
+                            line.insurance_value / amount_insurance_old
                         )
+                    record.order_line[
+                        -1
+                    ].insurance_value = amount_insurance_value - sum(
+                        line.insurance_value for line in record.order_line[:-1]
+                    )
                 else:
-                    amount_total = sum(record.order_line.mapped('price_total'))
+                    amount_total = sum(record.order_line.mapped("price_total"))
                     for line in record.order_line[:-1]:
                         line.insurance_value = amount_insurance_value * (
-                            line.price_total / amount_total)
-                    record.order_line[-1].insurance_value = \
-                        amount_insurance_value - sum(
-                            line.insurance_value
-                            for line in record.order_line[:-1])
+                            line.price_total / amount_total
+                        )
+                    record.order_line[
+                        -1
+                    ].insurance_value = amount_insurance_value - sum(
+                        line.insurance_value for line in record.order_line[:-1]
+                    )
                 for line in record.order_line:
                     line._onchange_fiscal_taxes()
-                record._fields['amount_total'].compute_value(record)
-                record.write({
-                    name: value
-                    for name, value in record._cache.items()
-                    if record._fields[name].compute == '_amount_all' and
-                    not record._fields[name].inverse
-                })
+                record._fields["amount_total"].compute_value(record)
+                record.write(
+                    {
+                        name: value
+                        for name, value in record._cache.items()
+                        if record._fields[name].compute == "_amount_all"
+                        and not record._fields[name].inverse
+                    }
+                )
 
-    @api.multi
     def _inverse_amount_other(self):
         for record in self.filtered(lambda so: so.order_line):
-            if record.company_id.delivery_costs == 'total':
+            if record.company_id.delivery_costs == "total":
                 amount_other_value = record.amount_other_value
-                if all(record.order_line.mapped('other_value')):
-                    amount_other_old = sum(
-                        record.order_line.mapped('other_value'))
+                if all(record.order_line.mapped("other_value")):
+                    amount_other_old = sum(record.order_line.mapped("other_value"))
                     for line in record.order_line[:-1]:
                         line.other_value = amount_other_value * (
-                            line.other_value / amount_other_old)
-                    record.order_line[-1].other_value = (
-                        amount_other_value -
-                        sum(line.other_value
-                            for line in record.order_line[:-1])
+                            line.other_value / amount_other_old
+                        )
+                    record.order_line[-1].other_value = amount_other_value - sum(
+                        line.other_value for line in record.order_line[:-1]
                     )
                 else:
-                    amount_total = sum(record.order_line.mapped('price_total'))
+                    amount_total = sum(record.order_line.mapped("price_total"))
                     for line in record.order_line[:-1]:
                         line.other_value = amount_other_value * (
-                            line.price_total / amount_total)
-                    record.order_line[-1].other_value = (
-                        amount_other_value -
-                        sum(line.other_value
-                            for line in record.order_line[:-1])
+                            line.price_total / amount_total
+                        )
+                    record.order_line[-1].other_value = amount_other_value - sum(
+                        line.other_value for line in record.order_line[:-1]
                     )
                 for line in record.order_line:
                     line._onchange_fiscal_taxes()
-                record._fields['amount_total'].compute_value(record)
-                record.write({
-                    name: value
-                    for name, value in record._cache.items()
-                    if record._fields[name].compute == '_amount_all' and
-                    not record._fields[name].inverse
-                })
+                record._fields["amount_total"].compute_value(record)
+                record.write(
+                    {
+                        name: value
+                        for name, value in record._cache.items()
+                        if record._fields[name].compute == "_amount_all"
+                        and not record._fields[name].inverse
+                    }
+                )
 
     @api.multi
     def _get_amount_lines(self):
diff --git a/l10n_br_sale/models/sale_order_line.py b/l10n_br_sale/models/sale_order_line.py
index c6039758e37f..68596b763194 100644
--- a/l10n_br_sale/models/sale_order_line.py
+++ b/l10n_br_sale/models/sale_order_line.py
@@ -95,7 +95,7 @@ def _fiscal_operation_domain(self):
     # Usado para tornar Somente Leitura os campos dos custos
     # de entrega quando a definição for por Total
     delivery_costs = fields.Selection(
-        related='company_id.delivery_costs',
+        related="company_id.delivery_costs",
     )
 
     def _get_protected_fields(self):
diff --git a/l10n_br_sale/views/res_company_view.xml b/l10n_br_sale/views/res_company_view.xml
index b1b4ad9685d0..084128dfc1d2 100644
--- a/l10n_br_sale/views/res_company_view.xml
+++ b/l10n_br_sale/views/res_company_view.xml
@@ -12,10 +12,7 @@
                         <group>
                             <field name="sale_fiscal_operation_id" />
                             <field name="copy_note" />
-                            <field name="delivery_costs"/>
-                            <field name="sale_fiscal_operation_id"/>
-                            <field name="copy_note"/>
-                            <field name="delivery_costs"/>
+                            <field name="delivery_costs" />
                         </group>
                     </group>
                 </page>
diff --git a/l10n_br_sale/views/res_config_settings_view.xml b/l10n_br_sale/views/res_config_settings_view.xml
index 212e6a844823..5bdc98c099b6 100644
--- a/l10n_br_sale/views/res_config_settings_view.xml
+++ b/l10n_br_sale/views/res_config_settings_view.xml
@@ -18,17 +18,23 @@
                         </div>
                     </div>
                 </div>
-                <div id="sales_settings_delivery_costs"
-                     class="col-12 col-lg-6 o_setting_box"
-                     title="The Delivery Costs should be informed by Line or by Total ?">
+                <div
+                    id="sales_settings_delivery_costs"
+                    class="col-12 col-lg-6 o_setting_box"
+                    title="The Delivery Costs should be informed by Line or by Total ?"
+                >
                     <div class="o_setting_right_pane">
-                        <label for="delivery_costs"/>
+                        <label for="delivery_costs" />
                         <div class="text-muted">
                             Define if Delivery Costs should be informed by Line or by Total
                         </div>
                         <div class="content-group">
                             <div class="mt16">
-                                <field name="delivery_costs" class="o_light_label" widget="radio"/>
+                                <field
+                                    name="delivery_costs"
+                                    class="o_light_label"
+                                    widget="radio"
+                                />
                             </div>
                         </div>
                     </div>
diff --git a/l10n_br_sale/views/sale_view.xml b/l10n_br_sale/views/sale_view.xml
index 6b0eb98be321..791792224922 100644
--- a/l10n_br_sale/views/sale_view.xml
+++ b/l10n_br_sale/views/sale_view.xml
@@ -35,7 +35,7 @@
                 />
             </field>
             <field name="amount_untaxed" position="after">
-                <field name="delivery_costs" invisible="1"/>
+                <field name="delivery_costs" invisible="1" />
                 <field
                     name="amount_freight_value"
                     widget='monetary'
@@ -207,19 +207,19 @@
                   </page>
                   <page name="others" string="Others">
                       <group>
-                          <field name="delivery_costs" invisible="1"/>
+                          <field name="delivery_costs" invisible="1" />
                           <field
-                              name="freight_value"
-                              attrs="{'readonly': [('delivery_costs', '=', 'total')]}"
-                          />
+                                name="freight_value"
+                                attrs="{'readonly': [('delivery_costs', '=', 'total')]}"
+                            />
                           <field
-                              name="insurance_value"
-                              attrs="{'readonly': [('delivery_costs', '=', 'total')]}"
-                          />
+                                name="insurance_value"
+                                attrs="{'readonly': [('delivery_costs', '=', 'total')]}"
+                            />
                           <field
-                              name="other_value"
-                              attrs="{'readonly': [('delivery_costs', '=', 'total')]}"
-                          />
+                                name="other_value"
+                                attrs="{'readonly': [('delivery_costs', '=', 'total')]}"
+                            />
                       </group>
                   </page>
                   <page name="fiscal_line_extra_info" string="Extra Info" />