docs: def cache_subnet_group_exists(name, region=None, key=None, keyid=None, profile=None):
      '''
      Check to see if an ElastiCache subnet group exists.
  
      Example:
  
      .. code-block:: bash
  
          salt myminion boto3_elasticache.cache_subnet_group_exists my-subnet-group
      '''
      return bool(describe_cache_subnet_groups(name=name, region=region, key=key, keyid=keyid, profile=profile))