code: def gen_overall_test_coverage(
      schemas: Sequence[defs.OpSchema], f: IO[Any], ml: bool
  ) -> None:
      f.write("# Overall Test Coverage\n")
      f.write("## To be filled.\n")
  
file_path: onnx/onnx/backend/test/stat_coverage.py
imports: import os
  from typing import IO, Any, Dict, List, Sequence
  from onnx import AttributeProto, defs, load
  from onnx.backend.test.case import collect_snippets
  from onnx.backend.test.loader import load_model_tests
  from onnx.backend.test.runner import Runner
label_desc: Use image node_id 5 for calling a global function with example usage: gen_overall_test_coverage(schemas, f, ml) without return types