code: def __init__(self, run, index):
      self._run = run
      self._index = index
      self._scalars = None
  
file_path: guildai/guild/filter_util.py
imports: from guild import filter
  from guild import index
  from guild import var
label_desc: Use image node_id 1 to create a new _FilterRun object  with example: obj = _FilterRun(run, index)