Add from __future__ import unicode_literals

importer/indico_importer/__init__.py

@@ -14,6 +14,8 @@
 # You should have received a copy of the GNU General Public License
 # along with Indico; if not, see <http://www.gnu.org/licenses/>.
 
+from __future__ import unicode_literals
+
 from indico.core import signals
 from indico.core.plugins import IndicoPlugin, IndicoPluginBlueprint, plugin_url_rule_to_js
 from MaKaC.webinterface.pages.conferences import WPConfModifScheduleGraphic

importer/indico_importer/controllers.py

@@ -14,6 +14,8 @@
 # You should have received a copy of the GNU General Public License
 # along with Indico; if not, see <http://www.gnu.org/licenses/>.
 
+from __future__ import unicode_literals
+
 from flask import jsonify
 from flask_pluginengine import current_plugin
 

importer/indico_importer/converter.py

@@ -14,6 +14,8 @@
 # You should have received a copy of the GNU General Public License
 # along with Indico; if not, see <http://www.gnu.org/licenses/>.
 
+from __future__ import unicode_literals
+
 
 class RecordConverter(object):
     """

importer/indico_importer/utils.py

@@ -14,6 +14,8 @@
 # You should have received a copy of the GNU General Public License
 # along with Indico; if not, see <http://www.gnu.org/licenses/>.
 
+from __future__ import unicode_literals
+
 
 def parse_datetime(string):
     split_datetime = string[0].split('T')

importer/setup.py

@@ -14,6 +14,8 @@
 # You should have received a copy of the GNU General Public License
 # along with Indico; if not, see <http://www.gnu.org/licenses/>.
 
+from __future__ import unicode_literals
+
 from setuptools import setup, find_packages