class_docstr: Custom splitter. todo: write docstring.
  
  todo: describe your custom splitter here
  
  Parameters
  ----------
  parama : int
      descriptive explanation of parama
  paramb : string, optional (default='default')
      descriptive explanation of paramb
  paramc : boolean, optional (default= whether paramb is not the default)
      descriptive explanation of paramc
  and so on
  est : sktime.estimator, BaseEstimator descendant
      descriptive explanation of est
  est2: another estimator
      descriptive explanation of est2
  and so on
code: def __init__(
      self, est, parama, est2=None, paramb="default", paramc=None
  ):
      # estimators should precede parameters
      #  if estimators have default values, set None and initialize below
  
      # todo: write any hyper-parameters and components to self
      self.est = est
      self.parama = parama
      self.paramb = paramb
      self.paramc = paramc
  
      # leave this as is
      super().__init__()
  
file_path: sktime/extension_templates/split.py
imports: from sktime.split.base import BaseSplitter
label_desc: Use image node_id 1 to create a new MySplitter object from inherited base classes: BaseSplitter with example: obj = MySplitter(est, parama, est2, paramb, paramc)