diff --git a/.isort.cfg b/.isort.cfg
new file mode 100644
index 0000000000..e1c6495da9
--- /dev/null
+++ b/.isort.cfg
@@ -0,0 +1,3 @@
+[settings]
+multi_line_output=4
+known_first_party=trytond
diff --git a/__init__.py b/__init__.py
index c28d8fea0e..63c5e9a6a4 100644
--- a/__init__.py
+++ b/__init__.py
@@ -2,6 +2,7 @@
 # this repository contains the full copyright notices and license terms.
 
 from trytond.pool import Pool
+
 from . import account
 
 
diff --git a/account.py b/account.py
index f85f23dff1..a7f8886ce0 100644
--- a/account.py
+++ b/account.py
@@ -2,16 +2,15 @@
 # this repository contains the full copyright notices and license terms.
 from sql import Literal
 from sql.aggregate import Max, Min, Sum
-from sql.operators import Concat
 from sql.functions import Position
+from sql.operators import Concat
 
 from trytond.model import ModelSQL, ModelView, fields
+from trytond.modules.currency.fields import Monetary
 from trytond.pool import Pool, PoolMeta
 from trytond.pyson import Eval
 from trytond.transaction import Transaction
 
-from trytond.modules.currency.fields import Monetary
-
 
 class AccountTemplate(metaclass=PoolMeta):
     __name__ = 'account.account.template'
diff --git a/setup.py b/setup.py
index 871a0d62a7..90e59cd2ba 100755
--- a/setup.py
+++ b/setup.py
@@ -6,7 +6,8 @@ import io
 import os
 import re
 from configparser import ConfigParser
-from setuptools import setup, find_packages
+
+from setuptools import find_packages, setup
 
 
 def read(fname):
diff --git a/tests/test_account_be.py b/tests/test_account_be.py
index 2ae205e171..2235068b8f 100644
--- a/tests/test_account_be.py
+++ b/tests/test_account_be.py
@@ -1,11 +1,11 @@
 # This file is part of Tryton.  The COPYRIGHT file at the top level of
 # this repository contains the full copyright notices and license terms.
 import unittest
-import trytond.tests.test_tryton
-from trytond.tests.test_tryton import ModuleTestCase, with_transaction
 
-from trytond.modules.company.tests import create_company, set_company
+import trytond.tests.test_tryton
 from trytond.modules.account.tests import create_chart
+from trytond.modules.company.tests import create_company, set_company
+from trytond.tests.test_tryton import ModuleTestCase, with_transaction
 
 
 class AccountBETestCase(ModuleTestCase):