code: def min_train_series_length(self) -> int:
      return 10
  
file_path: darts/darts/models/forecasting/sf_auto_arima.py
imports: from typing import Optional
  from statsforecast.models import AutoARIMA
  from darts import TimeSeries
  from darts.models.components.statsforecast_utils import create_normal_samples, one_sigma_rule, unpack_sf_dict
  from darts.models.forecasting.forecasting_model import FutureCovariatesLocalForecastingModel
label_desc: Use image node_id 5 for calling the StatsForecastAutoARIMA obj's underlying member method code with example usage: obj.min_train_series_length() and returns: int