class_docstr: Analogous to the SummaryItem protobuf message.
code: def __str__(self):
      return (
          "SummaryItem: key: "
          + str(self.key)
          + " value: "
          + str(self.value)
      )
  
file_path: wandb/wandb/sdk/interface/summary_record.py
imports: import typing
label_desc: Use image node_id 2 for calling the SummaryItem obj's underlying member method code with example usage: obj.__str__() and returns: unknown