diff --git a/.flake8 b/.flake8
new file mode 100644
index 0000000000..bb03d08a82
--- /dev/null
+++ b/.flake8
@@ -0,0 +1,2 @@
+[flake8]
+ignore=E123,E124,E126,E128,W503
diff --git a/account.py b/account.py
index 2243828d97..45af326047 100644
--- a/account.py
+++ b/account.py
@@ -2,8 +2,6 @@
 # this repository contains the full copyright notices and license terms.
 from trytond.pool import PoolMeta, Pool
 
-__all__ = ['InvoiceLine']
-
 
 class InvoiceLine(metaclass=PoolMeta):
     __name__ = 'account.invoice.line'
diff --git a/setup.py b/setup.py
index 420de39ae6..4e13bb8ccf 100755
--- a/setup.py
+++ b/setup.py
@@ -80,8 +80,8 @@ setup(name=name,
     keywords='tryton stock consignment',
     package_dir={'trytond.modules.stock_consignment': '.'},
     packages=(
-        ['trytond.modules.stock_consignment'] +
-        ['trytond.modules.stock_consignment.%s' % p for p in find_packages()]
+        ['trytond.modules.stock_consignment']
+        + ['trytond.modules.stock_consignment.%s' % p for p in find_packages()]
         ),
     package_data={
         'trytond.modules.stock_consignment': (info.get('xml', [])
@@ -96,7 +96,8 @@ setup(name=name,
         'Intended Audience :: Financial and Insurance Industry',
         'Intended Audience :: Legal Industry',
         'Intended Audience :: Manufacturing',
-        'License :: OSI Approved :: GNU General Public License v3 or later (GPLv3+)',
+        'License :: OSI Approved :: '
+        'GNU General Public License v3 or later (GPLv3+)',
         'Natural Language :: Bulgarian',
         'Natural Language :: Catalan',
         'Natural Language :: Chinese (Simplified)',
diff --git a/stock.py b/stock.py
index ac961f9395..4e2d7864d4 100644
--- a/stock.py
+++ b/stock.py
@@ -8,9 +8,6 @@ from trytond.transaction import Transaction
 from trytond.pool import PoolMeta, Pool
 from trytond.pyson import Eval
 
-__all__ = ['Location', 'LocationLeadTime',
-    'Move', 'ShipmentInternal', 'Inventory', 'OrderPoint']
-
 
 class Location(metaclass=PoolMeta):
     __name__ = 'stock.location'
@@ -103,7 +100,8 @@ class Move(metaclass=PoolMeta):
                 and not self.origin
                 and self.from_location
                 and self.to_location
-                and ((self.from_location.type == 'supplier'
+                and ((
+                        self.from_location.type == 'supplier'
                         and self.to_location.type in {
                             'storage', 'production', 'customer'})
                     or (self.from_location.type in {
diff --git a/tests/__init__.py b/tests/__init__.py
index db879a288d..1987cb9ab4 100644
--- a/tests/__init__.py
+++ b/tests/__init__.py
@@ -2,7 +2,7 @@
 # this repository contains the full copyright notices and license terms.
 
 try:
-    from trytond.modules.stock_consignment.tests.test_stock_consignment import suite
+    from trytond.modules.stock_consignment.tests.test_stock_consignment import suite  # noqa: E501
 except ImportError:
     from .test_stock_consignment import suite