diff --git a/move.py b/move.py
index 33a3333372..19453021f3 100644
--- a/move.py
+++ b/move.py
@@ -2,7 +2,6 @@
 #this repository contains the full copyright notices and license terms.
 from decimal import Decimal
 import datetime
-import time
 from itertools import groupby
 from operator import itemgetter
 from sql.aggregate import Sum
@@ -216,7 +215,6 @@ class Move(ModelSQL, ModelView):
     @classmethod
     def create(cls, vlist):
         pool = Pool()
-        MoveLine = pool.get('account.move.line')
         Sequence = pool.get('ir.sequence')
         Journal = pool.get('account.journal')
 
@@ -401,7 +399,8 @@ class Reconciliation(ModelSQL, ModelView):
                 'reconciliation_different_accounts': ('You can not reconcile '
                     'line "%(line)s" because it\'s account "%(account1)s" is '
                     'different from "%(account2)s".'),
-                'reconciliation_account_no_reconcile': ('You can not reconcile '
+                'reconciliation_account_no_reconcile': (
+                    'You can not reconcile '
                     'line "%(line)s" because it\'s account "%(account)s" is '
                     'configured as not reconcilable.'),
                 'reconciliation_different_parties': ('You can not reconcile '
@@ -569,14 +568,14 @@ class Line(ModelSQL, ModelView):
                     'add/modify lines in closed journal period "%s".'),
                 'modify_posted_move': ('You can not modify lines of move "%s" '
                     'because it is already posted.'),
-                'modify_reconciled': ('You can not modify line "%s" because it '
-                    'is reconciled.'),
+                'modify_reconciled': ('You can not modify line "%s" because '
+                    'it is reconciled.'),
                 'no_journal': ('Move line cannot be created because there is '
                     'no journal defined.'),
                 'move_view_account': ('You can not create a move line with '
                     'account "%s" because it is a view account.'),
-                'move_inactive_account': ('You can not create a move line with '
-                    'account "%s" because it is inactive.'),
+                'move_inactive_account': ('You can not create a move line '
+                    'with account "%s" because it is inactive.'),
                 'already_reconciled': 'Line "%s" (%d) already reconciled.',
                 })
 
diff --git a/party.py b/party.py
index 1f7d5d9ff8..7b2015353e 100644
--- a/party.py
+++ b/party.py
@@ -127,7 +127,6 @@ class Party:
         Company = pool.get('company.company')
         User = pool.get('res.user')
         Date = pool.get('ir.date')
-        cursor = Transaction().cursor
 
         line = MoveLine.__table__()
         account = Account.__table__()
diff --git a/period.py b/period.py
index 4869ebb792..7b651f324b 100644
--- a/period.py
+++ b/period.py
@@ -146,7 +146,7 @@ class Period(ModelSQL, ModelView):
                     'second': periods[0].rec_name,
                     })
         if (self.post_move_sequence.company and
-            self.post_move_sequence.company != self.fiscalyear.company):
+                self.post_move_sequence.company != self.fiscalyear.company):
             self.raise_user_error('check_move_sequence_company', {
                     'sequence': self.post_move_sequence.rec_name,
                     'period': self.rec_name,
diff --git a/tests/__init__.py b/tests/__init__.py
index e88190a9c2..24b6dac707 100644
--- a/tests/__init__.py
+++ b/tests/__init__.py
@@ -2,3 +2,5 @@
 #this repository contains the full copyright notices and license terms.
 
 from .test_account import suite
+
+__all__ = ['suite']