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/proteus/__init__.py b/proteus/__init__.py
index 6746bf4a3e..d5b5a4693e 100644
--- a/proteus/__init__.py
+++ b/proteus/__init__.py
@@ -785,8 +785,8 @@ class Model(object):
 
     def __eq__(self, other):
         if isinstance(other, Model):
-            return ((self.__class__.__name__, self.id) ==
-                (other.__class__.__name__, other.id))
+            return ((self.__class__.__name__, self.id)
+                == (other.__class__.__name__, other.id))
         return NotImplemented
 
     def __ne__(self, other):
diff --git a/proteus/tests/__init__.py b/proteus/tests/__init__.py
index 5f9965f337..a72804f4fd 100644
--- a/proteus/tests/__init__.py
+++ b/proteus/tests/__init__.py
@@ -10,7 +10,8 @@ import proteus.config
 
 os.environ.setdefault('TRYTOND_DATABASE_URI', 'sqlite:///:memory:')
 os.environ.setdefault('DB_NAME', ':memory:')
-from trytond.tests.test_tryton import doctest_setup, doctest_teardown
+from trytond.tests.test_tryton import (
+    doctest_setup, doctest_teardown)  # noqa: E402
 
 here = os.path.dirname(__file__)
 readme = os.path.normpath(os.path.join(here, '..', '..', 'README'))
@@ -46,6 +47,7 @@ def main():
     runner = unittest.TextTestRunner()
     return runner.run(suite)
 
+
 if __name__ == '__main__':
     sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.dirname(
         os.path.abspath(__file__)))))