Make reindent.py happy (lots of trailing whitespace removed).
diff --git a/Lib/xml/sax/saxutils.py b/Lib/xml/sax/saxutils.py
index 1fb3743..5d784bd 100644
--- a/Lib/xml/sax/saxutils.py
+++ b/Lib/xml/sax/saxutils.py
@@ -12,7 +12,7 @@
 def escape(data, entities={}):
     """Escape &, <, and > in a string of data.
 
-    You can escape other strings of data by passing a dictionary as 
+    You can escape other strings of data by passing a dictionary as
     the optional entities parameter.  The keys and values must all be
     strings; each key will be replaced with its corresponding value.
     """
@@ -20,7 +20,7 @@
     data = data.replace("<", "&lt;")
     data = data.replace(">", "&gt;")
     for chars, entity in entities.items():
-        data = data.replace(chars, entity)        
+        data = data.replace(chars, entity)
     return data
 
 
@@ -57,7 +57,7 @@
         for (name, value) in attrs.items():
             self._out.write(' %s="%s"' % (name, escape(value)))
         self._out.write('>')
-        
+
     def endElement(self, name):
         self._out.write('</%s>' % name)
 
@@ -73,7 +73,7 @@
         for pair in self._undeclared_ns_maps:
             self._out.write(' xmlns:%s="%s"' % pair)
         self._undeclared_ns_maps = []
-        
+
         for (name, value) in attrs.items():
             name = self._current_context[name[0]] + ":" + name[1]
             self._out.write(' %s="%s"' % (name, escape(value)))
@@ -85,7 +85,7 @@
         else:
             name = self._current_context[name[0]] + ":" + name[1]
         self._out.write('</%s>' % name)
-        
+
     def characters(self, content):
         self._out.write(escape(content))
 
@@ -107,7 +107,7 @@
     def __init__(self, parent = None):
         xmlreader.XMLReader.__init__(self)
         self._parent = parent
-    
+
     # ErrorHandler methods
 
     def error(self, exception):
@@ -210,7 +210,7 @@
 def prepare_input_source(source, base = ""):
     """This function takes an InputSource and an optional base URL and
     returns a fully resolved InputSource object ready for reading."""
-    
+
     if type(source) in _StringTypes:
         source = xmlreader.InputSource(source)
     elif hasattr(source, "read"):
@@ -229,7 +229,7 @@
         else:
             source.setSystemId(urlparse.urljoin(base, sysid))
             f = urllib.urlopen(source.getSystemId())
-            
+
         source.setByteStream(f)
-        
+
     return source