text: 
  
  from ai4water import Model
  from ai4water.datasets import busan_beach
  
  data = busan_beach()
  
  model = Model(
      model={'RandomForestRegressor': {}},
      cross_validator={'TimeSeriesSplit': {'n_splits': 5}},
      val_metric="r2"
  )
  
  tssplit_score = model.cross_val_score(data=data)
  
  model = Model(
      model={'RandomForestRegressor': {}},
      cross_validator={'KFold': {'n_splits': 5}},
      val_metric="r2"
  )
  
  kfold_score = model.cross_val_score(data=data)
  
  model = Model(
      model={'RandomForestRegressor': {}},
      cross_validator={'LeaveOneOut': {}},
      val_metric="mse"
  )
  
  loo_score = model.cross_val_score(data=data)
  