diff -r 48c5c18110ae Lib/fileinput.py
--- a/Lib/fileinput.py	Wed Feb 05 20:55:13 2014 +0200
+++ b/Lib/fileinput.py	Wed Feb 05 21:41:32 2014 +0200
@@ -387,9 +387,16 @@
 
 
 def hook_encoded(encoding):
-    import codecs
+    import io
     def openhook(filename, mode):
-        return codecs.open(filename, mode, encoding)
+        if 'U' in mode:
+            newline = None
+            mode = mode.replace('U', '')
+        else:
+            newline = '\n'
+            mode = mode.replace('b', '')
+        return io.open(filename, mode or 'r',
+                       encoding=encoding, newline=newline)
     return openhook