old_contents: from .context import (Xenon)
  
  __version__ = "2.0.0-alpha"
  __all__ = ['Xenon']
  
new_contents: from .context import (Xenon)
  from .proto import (xenon_pb2 as Messages)
  
  __version__ = "2.0.0-alpha"
  __all__ = ['Xenon', 'Messages']
  
subject: add import xenon_pb2 as Messages to __init__, so that messages can be generated independent of server instance