code: def commands(config, names):
      
      commands = {cmd: Command(**dict((minus_to_underscore(k), v)
                                      for k, v in config.items(cmd)))
                  for cmd in config.sections()
                  if cmd != 'packages'}
      try:
          return tuple(commands[x] for x in names)
      except KeyError as e:
          raise RuntimeError(
              'Section [commands] in the config file does not contain the '
              'key {.args[0]!r} you requested to execute.'.format(e))
docs: Return the list of commands to run.