code: def test_modes_on_non_existing_memoryfile(mode):
      """Non existing memoryfile cannot opened in r or a mode"""
      with MemoryFile() as memfile:
          with pytest.raises(IOError):
              with memfile.open(mode=mode):
                  pass
  
imports: import os
  from io import BytesIO
  import pytest
  import fiona
  from fiona import supported_drivers
  from fiona.drvsupport import _driver_supports_mode
  from fiona.errors import DriverError
  from fiona.io import MemoryFile, ZipMemoryFile
  from fiona.meta import supports_vsi
  from .conftest import requires_gdal2, requires_gpkg
label_desc: Use image node_id 26 for calling a global function with example usage: test_modes_on_non_existing_memoryfile(mode) without return types