docs: def show_disk(name, call=None):
      '''
      Show the disk details of the instance
  
      CLI Examples:
  
      .. code-block:: bash
  
          salt-cloud -a show_disk aliyun myinstance
      '''
      if call != 'action':
          raise SaltCloudSystemExit(
              'The show_disks action must be called with -a or --action.'
          )
  
      ret = {}
      params = {
          'Action': 'DescribeInstanceDisks',
          'InstanceId': name
      }
      items = query(params=params)
  
      for disk in items['Disks']['Disk']:
          ret[disk['DiskId']] = {}
          for item in disk:
              ret[disk['DiskId']][item] = six.text_type(disk[item])
  
      return ret