code: def save_config(save_config='', **kwargs):
      
      ret = False
      cf_path = save_config
  
      # no ``--save-config ``
      if cf_path == '':
          return ret
  
      if cf_path is None:
          cf_path = 'andes.conf'
          home = str(pathlib.Path.home())
  
          path = os.path.join(home, '.andes')
          if not os.path.exists(path):
              os.makedirs(path)
  
          cf_path = os.path.join(path, cf_path)
  
      ps = PowerSystem()
      ps.dump_config(cf_path)
      ret = True
  
      return ret
docs: Save the Andes config to a file at the path specified by ``save_config``.
      The save action will not run if `save_config = ''`.
  
      Parameters
      ----------
      save_config : None or str, optional, ('' by default)
          Path to the file to save the config file. If the path is an emtpy
          string, the save action will not run. Save to
          `~/.andes/andes.conf` if ``None``.
  
      kwargs : dict, optional
          Other keyword arguments
  
      Returns
      -------
      bool
          ``True`` is the save action is run. ``False`` otherwise.