code: def update_callback(self, summary_record: "SummaryRecord") -> None:
      self.summary_record = summary_record
  
file_path: wandb/tests/pytest_tests/unit_tests/test_wandb_summary.py
imports: from typing import TYPE_CHECKING, Any, Dict, Tuple
  from wandb import wandb_sdk
label_desc: Use image node_id 3 for calling the MockCallback obj's underlying member method code with example usage: obj.update_callback(summary_record) without return types