old_contents: '''This package groups together a bunch of theano code for neural nets.'''
  
  from .feedforward import Autoencoder, Regressor, Classifier
  from .graph import Network
  from .main import Experiment
  
  from . import layers
  from . import recurrent
  from . import trainer
  
new_contents: '''This package groups together a bunch of theano code for neural nets.'''
  
  from .feedforward import Autoencoder, Regressor, Classifier
  from .graph import Network
  from .main import Experiment
  
  from . import layers
  from . import recurrent
  from . import trainer
  
  __version__ = '0.6.0pre'
  
subject: Add __version__ package-level attribute.