old_contents: from chainerrl import action_value  # NOQA
  from chainerrl import agent  # NOQA
  from chainerrl import agents  # NOQA
  from chainerrl import distribution  # NOQA
  from chainerrl import env  # NOQA
  from chainerrl import envs  # NOQA
  from chainerrl import experiments  # NOQA
  from chainerrl import explorer  # NOQA
  from chainerrl import explorers  # NOQA
  from chainerrl import functions  # NOQA
  from chainerrl import links  # NOQA
  from chainerrl import misc  # NOQA
  from chainerrl import optimizers  # NOQA
  from chainerrl import policies  # NOQA
  from chainerrl import policy  # NOQA
  from chainerrl import q_function  # NOQA
  from chainerrl import q_functions  # NOQA
  from chainerrl import recurrent  # NOQA
  from chainerrl import replay_buffer  # NOQA
  from chainerrl import v_function  # NOQA
  from chainerrl import v_functions  # NOQA
  from chainerrl import wrappers  # NOQA
  
  # For backward compatibility while avoiding circular import
  policy.SoftmaxPolicy = policies.SoftmaxPolicy
  policy.FCSoftmaxPolicy = policies.FCSoftmaxPolicy
  policy.ContinuousDeterministicPolicy = policies.ContinuousDeterministicPolicy
  policy.FCDeterministicPolicy = policies.FCDeterministicPolicy
  policy.FCBNDeterministicPolicy = policies.FCBNDeterministicPolicy
  policy.FCLSTMDeterministicPolicy = policies.FCLSTMDeterministicPolicy
  policy.FCLSTMDeterministicPolicy = policies.FCLSTMDeterministicPolicy
  policy.GaussianPolicy = policies.GaussianPolicy
  policy.FCGaussianPolicy = policies.FCGaussianPolicy
  policy.MellowmaxPolicy = policies.MellowmaxPolicy
  
  q_function.DuelingDQN = q_functions.DuelingDQN
  q_function.SingleModelStateActionQFunction = \
      q_functions.SingleModelStateActionQFunction
  q_function.FCSAQFunction = q_functions.FCSAQFunction
  q_function.FCLSTMSAQFunction = q_functions.FCLSTMSAQFunction
  q_function.FCBNSAQFunction = q_functions.FCBNSAQFunction
  q_function.FCBNLateActionSAQFunction = q_functions.FCBNLateActionSAQFunction
  q_function.FCLateActionSAQFunction = q_functions.FCLateActionSAQFunction
  q_function.SingleModelStateActionQFunction = \
      q_functions.SingleModelStateActionQFunction
  q_function.FCStateQFunctionWithDiscreteAction = \
      q_functions.FCStateQFunctionWithDiscreteAction
  q_function.FCLSTMStateQFunction = q_functions.FCLSTMStateQFunction
  q_function.FCQuadraticStateQFunction = q_functions.FCQuadraticStateQFunction
  q_function.FCBNQuadraticStateQFunction = \
      q_functions.FCBNQuadraticStateQFunction
  
  v_function.SingleModelVFunction = v_functions.SingleModelVFunction
  v_function.FCVFunction = v_functions.FCVFunction
  
new_contents: from chainerrl import action_value  # NOQA
  from chainerrl import agent  # NOQA
  from chainerrl import agents  # NOQA
  from chainerrl import distribution  # NOQA
  from chainerrl import env  # NOQA
  from chainerrl import envs  # NOQA
  from chainerrl import experiments  # NOQA
  from chainerrl import explorer  # NOQA
  from chainerrl import explorers  # NOQA
  from chainerrl import functions  # NOQA
  from chainerrl import links  # NOQA
  from chainerrl import misc  # NOQA
  from chainerrl import optimizers  # NOQA
  from chainerrl import policies  # NOQA
  from chainerrl import policy  # NOQA
  from chainerrl import q_function  # NOQA
  from chainerrl import q_functions  # NOQA
  from chainerrl import recurrent  # NOQA
  from chainerrl import replay_buffer  # NOQA
  from chainerrl import v_function  # NOQA
  from chainerrl import v_functions  # NOQA
  from chainerrl import wrappers  # NOQA
  
  # For backward compatibility while avoiding circular import
  policy.SoftmaxPolicy = policies.SoftmaxPolicy
  policy.FCSoftmaxPolicy = policies.FCSoftmaxPolicy
  policy.ContinuousDeterministicPolicy = policies.ContinuousDeterministicPolicy
  policy.FCDeterministicPolicy = policies.FCDeterministicPolicy
  policy.FCBNDeterministicPolicy = policies.FCBNDeterministicPolicy
  policy.FCLSTMDeterministicPolicy = policies.FCLSTMDeterministicPolicy
  policy.FCLSTMDeterministicPolicy = policies.FCLSTMDeterministicPolicy
  policy.FCGaussianPolicy = policies.FCGaussianPolicy
  policy.MellowmaxPolicy = policies.MellowmaxPolicy
  
  q_function.DuelingDQN = q_functions.DuelingDQN
  q_function.SingleModelStateActionQFunction = \
      q_functions.SingleModelStateActionQFunction
  q_function.FCSAQFunction = q_functions.FCSAQFunction
  q_function.FCLSTMSAQFunction = q_functions.FCLSTMSAQFunction
  q_function.FCBNSAQFunction = q_functions.FCBNSAQFunction
  q_function.FCBNLateActionSAQFunction = q_functions.FCBNLateActionSAQFunction
  q_function.FCLateActionSAQFunction = q_functions.FCLateActionSAQFunction
  q_function.SingleModelStateActionQFunction = \
      q_functions.SingleModelStateActionQFunction
  q_function.FCStateQFunctionWithDiscreteAction = \
      q_functions.FCStateQFunctionWithDiscreteAction
  q_function.FCLSTMStateQFunction = q_functions.FCLSTMStateQFunction
  q_function.FCQuadraticStateQFunction = q_functions.FCQuadraticStateQFunction
  q_function.FCBNQuadraticStateQFunction = \
      q_functions.FCBNQuadraticStateQFunction
  
  v_function.SingleModelVFunction = v_functions.SingleModelVFunction
  v_function.FCVFunction = v_functions.FCVFunction
  
subject: Remove GaussianPolicy from __init__.py