yr.datasystem.hetero_client.HeteroClient.batch_is_exist

yr.datasystem.hetero_client.HeteroClient.batch_is_exist(keys)

Batch-check whether keys exist and return integer indicators without an additional Python bool-to-int conversion.

Parameters:

  • keys (list) - Object keys to check. The number of keys cannot exceed 30,000.

Returns:

  • exists (list) - 1 if the corresponding key exists, otherwise 0.

Raises:

  • TypeError - An input argument has an invalid type.

  • RuntimeError - The native existence query fails.