code: def _stream_jsonl(filename: str) -> Iterable[Dict]:
      """Parses each jsonl line and yields it as a dictionary."""
      with open(filename, "r") as f:
          for line in f:
              if any(not x.isspace() for x in line):
                  yield json.loads(line)
  
imports: import io
  import json
  import os
  from typing import List, Dict, Iterable, Optional, cast
  from helm.common.general import ensure_file_downloaded
  from helm.common.hierarchical_logger import hlog
  from .code_scenario_helper import run
  from .code_scenario_apps_pinned_file_order import apps_listdir_with_pinned_order
  from .scenario import Scenario, Instance, Reference, TRAIN_SPLIT, VALID_SPLIT, TEST_SPLIT, CORRECT_TAG, Input, Output
label_desc: Use image node_id 3 for calling a global function with example usage: _stream_jsonl(filename) without return types