* Slightly improve the error message when a stats.pickle file cannot be read.
try:
self.gathered_stats = pickle.load(f)
except Exception:
- print ("Error while attempting to load pickle file %s.\nYou may need to delete this file.\n" %
+ print ("Error while attempting to load pickle file %s.\n"
+ "You may need to restore this file from a backup, or delete it if no backup is available.\n" %
quote_output(os.path.abspath(self.picklefile)))
raise
f.close()