code: def test_parse_gdal_vsi_alias():
      """Check that the alias function works"""
      assert _parse_path("/vsifoo/bar").path == "/vsifoo/bar"
  
imports: import sys
  import pytest
  import rasterio
  from rasterio.errors import PathError
  from rasterio._path import _parse_path, _vsi_path, _ParsedPath, _UnparsedPath
label_desc: Use image node_id 37 for calling a global function with example usage: test_parse_gdal_vsi_alias() without return types