Fix issue serializing qstring in pscal_voc_io.py

libs/pascal_voc_io.py

@@ -6,6 +6,8 @@ from xml.etree.ElementTree import Element, SubElement
 from lxml import etree
 import codecs
 from libs.constants import DEFAULT_ENCODING
+from libs.ustr import ustr
+
 
 XML_EXT = '.xml'
 ENCODE_METHOD = DEFAULT_ENCODING
@@ -85,8 +87,7 @@ class PascalVocWriter:
         for each_object in self.boxlist:
             object_item = SubElement(top, 'object')
             name = SubElement(object_item, 'name')
-            print (each_object['name'])
-            name.text = each_object['name']
+            name.text = ustr(each_object['name'])
             pose = SubElement(object_item, 'pose')
             pose.text = "Unspecified"
             truncated = SubElement(object_item, 'truncated')