Merge pull request #44 from gisce/use_isoation_repeatable_read_export_data2

use isolation repeatable read on export data 2

Author: ecarreras

orm_mongodb.py

@@ -30,7 +30,7 @@
 from datetime import datetime
 from numbers import Number
 from tools.translate import _
-from tools import readonly
+from tools.sql_utils import isolation
 import six
 import tools
 
@@ -252,7 +252,7 @@ def exists(self, cr, uid, ids, context=None):
         res = [x for x in mongo_cr]
         return True if res else False
 
-    @readonly()
+    @isolation(readonly=True, isolation_level='repeatable_read')
     def export_data2(self, cursor, uid, domain, limit, fields_to_export, format,
                      context=None):
         def get_human_name(path):