Index: Lib/lib-tk/Tkinter.py
===================================================================
--- Lib/lib-tk/Tkinter.py	(revision 73134)
+++ Lib/lib-tk/Tkinter.py	(working copy)
@@ -2402,21 +2402,26 @@
         self.tk.call(self._w, 'selection', 'from', index)
     select_from = selection_from
     def selection_present(self):
-        """Return whether the widget has the selection."""
+        """Return True if there are characters selected in the entry, False
+        otherwise."""
         return self.tk.getboolean(
-            self.tk.call(self._w, 'selection', 'present'))
+                self.tk.call(self._w, 'selection', 'present'))
     select_present = selection_present
     def selection_range(self, start, end):
-        """Set the selection from START to END (not included)."""
+        """Set the selection from START to END (the character at END is not
+        selected)."""
         self.tk.call(self._w, 'selection', 'range', start, end)
     select_range = selection_range
     def selection_to(self, index):
         """Set the variable end of a selection to INDEX."""
         self.tk.call(self._w, 'selection', 'to', index)
     select_to = selection_to
-    def xview(self, index):
+    def xview(self, index=None):
         """Query and change horizontal position of the view."""
-        self.tk.call(self._w, 'xview', index)
+        if index is None:
+            return self._getdoubles(self.tk.call(self._w, 'xview'))
+        else:
+            self.tk.call(self._w, 'xview', index)
     def xview_moveto(self, fraction):
         """Adjust the view in the window so that FRACTION of the
         total width of the entry is off-screen to the left."""