[fix] Added unicode_literals if missing in py files
diff --git a/erpnext/config/stock.py b/erpnext/config/stock.py
index 04e45d4..fbf7d7c 100644
--- a/erpnext/config/stock.py
+++ b/erpnext/config/stock.py
@@ -1,3 +1,4 @@
+from __future__ import unicode_literals
 from frappe import _
 
 def get_data():