class_docstr: dict-like wrapper for the nested dictionaries in a SummarySubDict.
  
  Triggers self._root._callback on property changes.
class_docstr_tok: ["dict-like","wrapper","for","the","nested","dictionaries","in","a","SummarySubDict",".","Triggers","self._root._callback","on","property","changes","."]
code: def update(self, d: t.Dict):
      # import ipdb; ipdb.set_trace()
      record = SummaryRecord()
      for key, value in d.items():
          item = SummaryItem()
          item.key = (key,)
          item.value = value
          record.update.append(item)
  
      self._update(record)
  
imports: import abc
  import typing
  from .interface.summary_record import SummaryItem, SummaryRecord
label_desc: Use image node_id 8 for calling the SummaryDict obj's underlying member method code with example usage: obj.update(d) without return types