class_docstr: Dataset for Annotations used in MMF
  
  TODO: Update on docs sprint
code: def _load_jsonl(self, path):
      with PathManager.open(path, "r") as f:
          db = f.readlines()
          for idx, line in enumerate(db):
              db[idx] = json.loads(line.strip("\n"))
          self.data = db
          self.start_idx = 0
  
file_path: mmf/mmf/datasets/databases/annotation_database.py
imports: import json
  import numpy
  import torch
  from mmf.utils.file_io import PathManager
  from mmf.utils.general import get_absolute_path
label_desc: Use image node_id 3 for calling the AnnotationDatabase obj's underlying member method code with example usage: obj._load_jsonl(path) without return types