message: use 'os.sep' instead of '/' for portability
diff: @@ -99,7 +99,7 @@ def get_changed_files(revision):
  continue
  if os.path.basename(f) in ignored_files:
  continue
  - if f.split('/')[0] in ignored_directories:
  + if f.split(os.sep)[0] in ignored_directories:
  continue
  changed_files.append(f)
  return changed_files
  