Fix python scripts src/chrome_frame/tools/test/page_cycler/cf_cycler.py

chrome_frame/tools/test/page_cycler/cf_cycler.py

-# Copyright (c) 2009 The Chromium Authors. All rights reserved.
+#!/usr/bin/env python
+# Copyright (c) 2011 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 """Automates IE to visit a list of web sites while running CF in full tab mode.
 
 The page cycler automates IE and navigates it to a series of URLs. It is
 designed to be run with Chrome Frame configured to load every URL inside
 CF full tab mode.
 
-TODO(robertshield): Make use of the python unittest module as per 
+TODO(robertshield): Make use of the python unittest module as per
 review comments.
 """
 
 import optparse
 import sys
 import time
 import win32com.client
 import win32gui
 
 def LoadSiteList(path):
   """Loads a list of URLs from |path|.
 
   Expects the URLs to be separated by newlines, with no leading or trailing
-  whitespace. 
+  whitespace.
 
   Args:
     path: The path to a file containing a list of new-line separated URLs.
 
   Returns:
     A list of strings, each one a URL.
   """
   f = open(path)
   urls = f.readlines()
   f.close()
   return urls
 
 def LaunchIE():
-  """Starts up IE, makes it visible and returns the automation object. 
+  """Starts up IE, makes it visible and returns the automation object.
 
-  Returns: 
+  Returns:
     The IE automation object.
   """
   ie = win32com.client.Dispatch("InternetExplorer.Application")
   ie.visible = 1
   win32gui.SetForegroundWindow(ie.HWND)
   return ie
 
 def RunTest(url, ie):
   """Loads |url| into the InternetExplorer.Application instance in |ie|.
 
@@ skipping 25 matching lines @@
       raise
     time.sleep(1)
 
   if last_ready_state != READYSTATE_COMPLETE:
     print "Timeout waiting for " + url
 
 def main():
   parser = optparse.OptionParser()
   parser.add_option('-u', '--url_list', default='urllist',
                     help='The path to the list of URLs')
-  (opts, args) = parser.parse_args()  
+  (opts, args) = parser.parse_args()
 
   urls = LoadSiteList(opts.url_list)
-  ie = LaunchIE()  
+  ie = LaunchIE()
   for url in urls:
     RunTest(url, ie)
     time.sleep(1)
   ie.visible = 0
   ie.Quit()
 
 
 if __name__ == '__main__':
   main()