old_contents: """
  The Snap7 Python library.
  """
  import snap7.server as server
  import snap7.client as client
  import snap7.error as error
  import snap7.snap7types as types
  import snap7.common as common
  import snap7.util as util
  
  __version__ = '0.3'
  
new_contents: """
  The Snap7 Python library.
  """
  import snap7.server as server
  import snap7.client as client
  import snap7.error as error
  import snap7.snap7types as types
  import snap7.common as common
  import snap7.util as util
  
  __version__ = '0.3.1'
  
subject: prepare for 0.3.1