code: def get_parent_task_ids_for_foreach_join(self, foreach_split_task_id):
      response = self._client.get_item(
          TableName=self.name,
          Key={"pathspec": {"S": foreach_split_task_id}},
          ProjectionExpression="parent_task_ids_for_foreach_join",
          ConsistentRead=True,
      )
      return response["Item"]["parent_task_ids_for_foreach_join"]["SS"]
  
file_path: metaflow/metaflow/plugins/aws/step_functions/dynamo_db_client.py
imports: import os
  import requests
  from metaflow.metaflow_config import SFN_DYNAMO_DB_TABLE
label_desc: Use image node_id 4 for calling the DynamoDbClient obj's underlying member method code with example usage: obj.get_parent_task_ids_for_foreach_join(foreach_split_task_id) and returns: response