code: def test_download_full(tmp_path):
      """Tests that _download_dataset will fetch the dataset file
      at ``s3_url`` into ``dest``."""
  
      pennylane.data.data_manager._download_full(
          "dataset/path",
          tmp_path / "dataset",
      )
  
      with open(tmp_path / "dataset", "rb") as f:
          assert f.read() == b"This is binary data"
  
imports: import os
  from pathlib import Path, PosixPath
  from unittest.mock import MagicMock, patch
  import pytest
  import requests
  import pennylane
  import pennylane.data.data_manager
  from pennylane.data import Dataset
  from pennylane.data.data_manager import S3_URL, DataPath, _validate_attributes
label_desc: Use image node_id 14 for calling a global function with example usage: test_download_full(tmp_path) without return types