Index: tests/server/ui/V4Pages.py
===================================================================
--- tests/server/ui/V4Pages.py
+++ tests/server/ui/V4Pages.py
@@ -19,6 +19,7 @@
 
 from future import standard_library
 standard_library.install_aliases()
+from builtins import chr
 import logging
 import re
 import sys
@@ -113,7 +114,7 @@
     try:
         parser = ET.XMLParser()
         parser.parser.UseForeignDTD(True)
-        parser.entity.update((x, unichr(i)) for x, i in name2codepoint.items())
+        parser.entity.update((x, chr(i)) for x, i in name2codepoint.items())
         tree = ET.fromstring(html_string, parser=parser)
     except:  # noqa FIXME: figure out what we expect this to throw.
         dump_html(html_string)