FIX style

web_widget_digital_signature_sale_order/__openerp__.py

@@ -18,6 +18,9 @@
     'data': [
         'views/sale_order_view.xml'
     ],
+    'images': [
+        'images/so_signature.png',
+    ],
     'website': 'http://www.agilebg.com',
     'installable': True,
     'auto_install': False,

web_widget_digital_signature_sale_order/models/sale_order.py

@@ -7,7 +7,8 @@
 #
 ##############################################################################
 
-from openerp import models, fields, api
+from openerp import models, fields
+
 
 class Users(models.Model):
     _inherit = 'sale.order'

web_widget_digital_signature_user/models/users.py

@@ -10,7 +10,8 @@
 #
 ##############################################################################
 
-from openerp import models, fields, api
+from openerp import models, fields
+
 
 class Users(models.Model):
     _name = 'res.users'