old_contents: from attr_value_builder import AttrValueBuilder
  
  g_batch_size = None
  
  
  def NullFunc():
      return "NullFunc:11", dict()
  
  
  def IdenticalFunc(dim, batch_size=None):
      global g_batch_size
      if not batch_size:
          batch_size = g_batch_size
      return "IdenticalFunc:11", dict(dim=dim, batch_size=batch_size)
  
  
  def FullyConnectedFunc(dim, activation_type="sigmoid", batch_size=None):
      global g_batch_size
      if not batch_size:
          batch_size = g_batch_size
      return "FullyConnectedFunc:11", dict(dim=dim,
                                           batch_size=batch_size,
                                           activation_type=activation_type, )
  
new_contents: from attr_value_builder import AttrValueBuilder
  
  g_batch_size = None
  
  
  def NullFunc():
      return "NullFunc:11", dict()
  
  
  def IdenticalFunc(dim, batch_size=None):
      global g_batch_size
      if not batch_size:
          batch_size = g_batch_size
      return "IdenticalFunc:11", dict(dim=dim, batch_size=batch_size)
  
  
  def FullyConnectedFunc(dim, activation_type="sigmoid", batch_size=None):
      global g_batch_size
      if not batch_size:
          batch_size = g_batch_size
      return "FullyConnectedFunc:11", dict(dim=dim,
                                           batch_size=batch_size,
                                           activation_type=activation_type, )
  
  
  def RMSElossFunc():
      return "RMSElossFunc:11", dict()
  
subject: add RMSElossFunc to python api