[FIX] coding style issues

partner_relations/model/res_partner_relation_all.py

@@ -21,7 +21,8 @@
 from openerp.osv.orm import Model
 from openerp.osv import fields
 from openerp.tools import drop_view_if_exists
-from res_partner_relation_type_selection import ResPartnerRelationTypeSelection
+from .res_partner_relation_type_selection\
+    import ResPartnerRelationTypeSelection
 
 
 class ResPartnerRelationAll(Model):

partner_relations/model/res_partner_relation_type.py

@@ -45,4 +45,4 @@ class ResPartnerRelationType(Model):
             'res.partner.category', 'Left partner category'),
         'partner_category_right': fields.many2one(
             'res.partner.category', 'Right partner category'),
-        }
+    }