code: def load_forth_commands(self, help_dir):
          ''' Load completion list for ROBOFORTH commands. '''
          try:
              help_file_path = os.path.join(help_dir, 'roboforth.txt')
              commands, help_text = self.parse_help_text(help_file_path)
          except IOError:
              print(self.style.warn('Warning: ',
                                    'Failed to load ROBOFORTH help.'))
              return
          self.commands['forth'] = commands
          self.help['forth'] = '\n'.join([self.style.theme('Forth Commands'),
                                          help_text]f load_forth_commands(self, help_dir):
          ''' Load completion list for ROBOFORTH commands. '''
          try:
              help_file_path = os.path.join(help_dir, 'roboforth.txt')
              commands, help_text = self.parse_help_text(help_file_path)
          except IOError:
              print(self.style.warn('Warning: ',
                                    'Failed to load ROBOFORTH help.'))
              return
          self.commands['forth'] = commands
          self.help['forth'] = '\n'.join([self.style.theme('Forth Commands'),
                                          help_text])
docs: Load completion list for ROBOFORTH commands.