code: def dataset(self):
          '''Command for manipulating or viewing datasets; has a number of subcommands'''
  
          # Initialize the addcorpus subcommand's argparser
          description = '''The dataset subcommand has a number of subcommands of its own, including:
              list\t-\tlists all available datasets in dsrt's library
              prepare\t-\tprocesses a corpus into a dataset and adds the processed dataset to dsrt's library'''
  
          parser = argparse.ArgumentParser(description=description)
          self.init_dataset_args(parser)
  
          # parse the args we got
          args = parser.parse_args(sys.argv[2:3])
  
          corpus_command = 'dataset_' + args.dataset_command
  
          if not hasattr(self, corpus_command):
              print('Unrecognized dataset command.')
              parser.print_help()
              exit(1)
  
          getattr(self, corpus_command)(f dataset(self):
          '''Command for manipulating or viewing datasets; has a number of subcommands'''
  
          # Initialize the addcorpus subcommand's argparser
          description = '''The dataset subcommand has a number of subcommands of its own, including:
              list\t-\tlists all available datasets in dsrt's library
              prepare\t-\tprocesses a corpus into a dataset and adds the processed dataset to dsrt's library'''
  
          parser = argparse.ArgumentParser(description=description)
          self.init_dataset_args(parser)
  
          # parse the args we got
          args = parser.parse_args(sys.argv[2:3])
  
          corpus_command = 'dataset_' + args.dataset_command
  
          if not hasattr(self, corpus_command):
              print('Unrecognized dataset command.')
              parser.print_help()
              exit(1)
  
          getattr(self, corpus_command)()
docs: Command for manipulating or viewing datasets; has a number of subcommands