diff --git a/addons/sale_analytic_plans/__init__.py b/addons/sale_analytic_plans/__init__.py
index 8d09c9a356b..f798725d09e 100644
--- a/addons/sale_analytic_plans/__init__.py
+++ b/addons/sale_analytic_plans/__init__.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 ##############################################################################
-#    
+#
 #    OpenERP, Open Source Management Solution
 #    Copyright (C) 2004-2010 Tiny SPRL (<http://tiny.be>).
 #
@@ -15,7 +15,7 @@
 #    GNU Affero General Public License for more details.
 #
 #    You should have received a copy of the GNU Affero General Public License
-#    along with this program.  If not, see <http://www.gnu.org/licenses/>.     
+#    along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #
 ##############################################################################
 
@@ -24,5 +24,6 @@
 #----------------------------------------------------------
 
 import sale_analytic_plans
+
 # vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4:
 
diff --git a/addons/sale_analytic_plans/__openerp__.py b/addons/sale_analytic_plans/__openerp__.py
index 0394816f4eb..b4e25d65da3 100644
--- a/addons/sale_analytic_plans/__openerp__.py
+++ b/addons/sale_analytic_plans/__openerp__.py
@@ -19,7 +19,6 @@
 #
 ##############################################################################
 
-
 {
     'name': 'Sales Analytic Distribution Management',
     'version': '1.0',
@@ -37,4 +36,4 @@
     'active': False,
     'certificate': '0066055860861',
 }
-# vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4:
+# vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4:
\ No newline at end of file
diff --git a/addons/sale_analytic_plans/sale_analytic_plans.py b/addons/sale_analytic_plans/sale_analytic_plans.py
index 0d10817e19a..9fffae1d74a 100644
--- a/addons/sale_analytic_plans/sale_analytic_plans.py
+++ b/addons/sale_analytic_plans/sale_analytic_plans.py
@@ -18,22 +18,23 @@
 #    along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #
 ##############################################################################
-import time
 
 from osv import fields, osv
 
 class sale_order_line(osv.osv):
     _inherit = 'sale.order.line'
     _columns = {
-        'analytics_id':fields.many2one('account.analytic.plan.instance','Analytic Distribution'),
+        'analytics_id': fields.many2one('account.analytic.plan.instance', 'Analytic Distribution'),
     }
     def invoice_line_create(self, cr, uid, ids, context=None):
+        if context is None:
+            context = {}
         line_obj = self.pool.get('account.invoice.line')
         create_ids = super(sale_order_line,self).invoice_line_create(cr, uid, ids, context=context)
         i = 0
         for line in self.browse(cr, uid, ids, context):
-            line_obj.write(cr, uid, [create_ids[i]], {'analytics_id':line.analytics_id.id})
-            i = i+1
+            line_obj.write(cr, uid, [create_ids[i]], {'analytics_id': line.analytics_id.id})
+            i = i + 1
         return create_ids
 
 sale_order_line()