code: def test_handle_artifact_entrypoint():
      path = tempfile.TemporaryDirectory().name
      entrypoint = "test.py"
  
      os.makedirs(path)
  
      out_path, out_entrypoint = _handle_artifact_entrypoint(path, None)
      assert not out_path  # path isn't to file and entrypoint is None
  
      with open(os.path.join(path, entrypoint), "w") as f:
          f.write("print('hello world')")
  
      out_path, out_entrypoint = _handle_artifact_entrypoint(
          path, entrypoint
      )
      assert out_path == path and out_entrypoint == entrypoint
  
      joined_path = os.path.join(path, entrypoint)
      out_path, out_entrypoint = _handle_artifact_entrypoint(
          joined_path
      )
  
      assert out_path == path, out_entrypoint == entrypoint
  
file_path: wandb/tests/pytest_tests/unit_tests/test_launch/test_create_job.py
imports: import json
  import os
  import platform
  import sys
  import tempfile
  import pytest
  from wandb.sdk.internal.job_builder import JobBuilder
  from wandb.sdk.launch.builder.build import get_current_python_version
  from wandb.sdk.launch.create_job import _configure_job_builder_for_partial, _create_artifact_metadata, _dump_metadata_and_requirements, _handle_artifact_entrypoint, _make_code_artifact_name
label_desc: Use image node_id 2 for calling a global function with example usage: test_handle_artifact_entrypoint() without return types