diff --git a/.gitignore b/.hgignore
similarity index 86%
rename from .gitignore
rename to .hgignore
index 7ff2f3a..c840977 100644
--- a/.gitignore
+++ b/.hgignore
@@ -1,4 +1,4 @@
-*.pyc
+syntax: glob
 build/*
 dist/*
 mds_cashbook_report.egg-info/*
diff --git a/ir.py b/ir.py
index 0a74a0a..1573ebf 100644
--- a/ir.py
+++ b/ir.py
@@ -3,6 +3,7 @@
 # The COPYRIGHT file at the top level of this repository contains the
 # full copyright notices and license terms.
 
+from trytond.transaction import Transaction
 from trytond.pool import PoolMeta
 
 
@@ -11,16 +12,10 @@ class Rule(metaclass=PoolMeta):
 
     @classmethod
     def _context_modelnames(cls):
+        """ list of models to add 'user_id' to context
         """
-
-        Returns:
-            set: model-names
-        """
-        result = super(Rule, cls)._context_modelnames()
-        return result | {
-            'ir.action.act_window',
-            'cashbook_report.evaluation',
-            }
+        return super(Rule, cls)._context_modelnames() + [
+            'ir.action.act_window', 'cashbook_report.evaluation']
 
 # end Rule