added unicode_literals import at start of each file
diff --git a/erpnext/utilities/page/questions/questions.py b/erpnext/utilities/page/questions/questions.py
index 52b80fe..a16c058 100644
--- a/erpnext/utilities/page/questions/questions.py
+++ b/erpnext/utilities/page/questions/questions.py
@@ -14,6 +14,7 @@
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
+from __future__ import unicode_literals
import webnotes
from webnotes.utils import load_json, cint, cstr