code: def test_search_prefix_gdal_data_failure(tmpdir):
      """Fail to find GDAL data in a bogus prefix"""
      finder = GDALDataFinder()
      assert not finder.search_prefix(str(tmpdir))
  
imports: import pytest
  from rasterio._env import GDALDataFinder, PROJDataFinder, get_proj_data_search_paths, get_gdal_data
  from .conftest import gdal_version
label_desc: Use image node_id 6 for calling a global function with example usage: test_search_prefix_gdal_data_failure(tmpdir) without return types