diff --git a/Lib/test/test_minidom.py b/Lib/test/test_minidom.py
index 392e40e..752a840 100644
--- a/Lib/test/test_minidom.py
+++ b/Lib/test/test_minidom.py
@@ -47,7 +47,7 @@
 
     def checkWholeText(self, node, s):
         t = node.wholeText
-        self.confirm(t == s, "looking for %s, found %s" % (repr(s), repr(t)))
+        self.confirm(t == s, "looking for %r, found %r" % (s, t))
 
     def testParseFromFile(self):
         with open(tstfile) as file:
diff --git a/Lib/xml/dom/pulldom.py b/Lib/xml/dom/pulldom.py
index d5ac8b2..43504f7 100644
--- a/Lib/xml/dom/pulldom.py
+++ b/Lib/xml/dom/pulldom.py
@@ -1,6 +1,5 @@
 import xml.sax
 import xml.sax.handler
-import types
 
 START_ELEMENT = "START_ELEMENT"
 END_ELEMENT = "END_ELEMENT"
@@ -334,10 +333,7 @@
     return DOMEventStream(stream, parser, bufsize)
 
 def parseString(string, parser=None):
-    try:
-        from io import StringIO
-    except ImportError:
-        from io import StringIO
+    from io import StringIO
 
     bufsize = len(string)
     buf = StringIO(string)