docstr: Dummy function that asserts that a LLMFnOutputRow is a Mapping.
docstr_tok: ["Dummy","function","that","asserts","that","a","LLMFnOutputRow","is","a","Mapping","."]
code: def _test_is_mapping_impl(self, row: Mapping[str, Any]) -> int:
      """Dummy function that asserts that a LLMFnOutputRow is a Mapping."""
      count = 0
      for _ in row:
          count = count + 1
      return count
  
file_path: generative-ai-python/tests/notebook/lib/test_llmfn_output_row.py
imports: from __future__ import annotations
  from typing import Any, Mapping
  from absl.testing import absltest
  from google.generativeai.notebook.lib import llmfn_output_row
label_desc: Use image node_id 1 for calling the LLMFnOutputRowTest obj's underlying member method code with example usage: obj._test_is_mapping_impl(row) and returns: count