new_contents: #!/usr/bin/python
  
  from __future__ import division, print_function, unicode_literals
  
  """Exceptions for my Twitter search package.
  """
  
  
  class TwitterError(Exception):
      pass
  
  
  class APILimitError(TwitterError):
      pass
  
  
  # class ThingError(TwitterError):
  #     pass
  
subject: add errors.py