message: No output only when there is parsing errors. Still output if module is deprecated.
diff: @@ -921,7 +921,7 @@ class ASTCodeUpgrader(object):
  temp_file)
  # pylint: enable=g-backslash-continuation
  - if no_change_to_outfile_on_error and (ret[0] == 0 or ret[-1]):
  + if no_change_to_outfile_on_error and ret[0] == 0:
  os.remove(temp_file.name)
  else:
  shutil.move(temp_file.name, out_filename)
  