code: def __init__(self, path):
      from .bases import get_db_file_manager
  
      root_dir = os.path.abspath(path)
      if not os.path.exists(root_dir):
          raise IOError("Path does not exist: %s" % path)
  
      db, fs = get_db_file_manager(root_dir)
  
      self.db = db
      self.runs = db.table("runs")
      self.fs = fs
  
imports: from __future__ import division, print_function, unicode_literals, absolute_import
  import os
  import textwrap
  import uuid
  from collections import OrderedDict
  import warnings
  from sacred.__about__ import __version__
  from sacred.commandline_options import cli_option
  from sacred.observers import RunObserver
label_desc: Use image node_id 1 to create a new TinyDbReader object  with example: obj = TinyDbReader(path)