code: def bin_file(tmpdir: str) -> str:
      """Create a random binary file."""
      bin_file_ = tmpdir.join("bin_file.bin")
      with open(bin_file_, "wb") as of:
          of.write("â".encode("gb18030"))
      return str(bin_file_)
  
imports: from __future__ import annotations
  import contextlib
  import os
  import tempfile
  import typing
  from typing import TYPE_CHECKING
  import psutil
  import pytest
  from pytest import MonkeyPatch
  import bentoml
  from bentoml._internal.configuration import BENTOML_VERSION
  from bentoml._internal.configuration import clean_bentoml_version
  from bentoml._internal.configuration.containers import BentoMLContainer
  from bentoml._internal.models import ModelContext
  from bentoml._internal.utils import LazyLoader
  from bentoml._internal.utils import validate_or_create_dir
label_desc: Use image node_id 16 for calling a global function with example usage: bin_file(tmpdir) and returns: str