Remove .width() and .iswide() from UserString as well.
diff --git a/Lib/UserString.py b/Lib/UserString.py
index 1f1e87c..e8e0fed 100755
--- a/Lib/UserString.py
+++ b/Lib/UserString.py
@@ -126,10 +126,6 @@
     def upper(self): return self.__class__(self.data.upper())
     def zfill(self, width): return self.__class__(self.data.zfill(width))
 
-    # the following methods are defined for unicode objects only:
-    def iswide(self): return self.data.iswide() # unicode only
-    def width(self): return self.data.width() # unicode only
-
 class MutableString(UserString):
     """mutable string objects