old_contents: __version__ = '0.5.0'
  __author__ = 'whtsky'
  __license__ = 'MIT'
  
  from werobot.robot import WeRoBot
  
new_contents: __version__ = '0.5.0'
  __author__ = 'whtsky'
  __license__ = 'MIT'
  
  __all__ = ["WeRoBot"]
  
  try:
      from werobot.robot import WeRoBot
  except ImportError:
      pass
  
subject: Fix setup bug