code: def add_force_param(
      parser: Union[argparse.ArgumentParser, argparse._ActionsContainer]
  ) -> None:
      """Specifies if the model should be trained from scratch."""
      parser.add_argument(
          "--force",
          action="store_true",
          help="Force a model training even if the data has not changed.",
      )
  
imports: import argparse
  from typing import Union
  from rasa.cli.arguments.default_arguments import add_config_param, add_stories_param, add_nlu_data_param, add_out_param, add_domain_param, add_endpoint_param
  from rasa.graph_components.providers.training_tracker_provider import TrainingTrackerProvider
  from rasa.shared.constants import DEFAULT_CONFIG_PATH, DEFAULT_DATA_PATH
label_desc: Use image node_id 4 for calling a global function with example usage: add_force_param(parser) without return types