More 2to3 fixes in the Tools directory. Fixes #2893.
diff --git a/Tools/unicode/gencjkcodecs.py b/Tools/unicode/gencjkcodecs.py
index 975c19c..ebccfc7 100644
--- a/Tools/unicode/gencjkcodecs.py
+++ b/Tools/unicode/gencjkcodecs.py
@@ -55,7 +55,7 @@
 """)
 
 def gencodecs(prefix):
-    for loc, encodings in codecs.iteritems():
+    for loc, encodings in codecs.items():
         for enc in encodings:
             code = TEMPLATE.substitute(ENCODING=enc.upper(),
                                        encoding=enc.lower(),