code: def test_mmap_dtype_incompatibility():
      assert_raises(
          RuntimeError,
          general_corner_case,
          dtypes=[dali.types.INT8, dali.types.FLOAT64],
          glob="component size and dtype incompatible",
      )
  
file_path: DALI/dali/test/python/reader/test_webdataset_corner.py
imports: import math
  import nvidia.dali
  import os
  import tempfile
  from glob import glob
  from nose.tools import assert_equal
  import webdataset_base
  from nose_utils import assert_raises
  from test_utils import compare_pipelines, get_dali_extra_path
label_desc: Use image node_id 2 for calling a global function with example usage: test_mmap_dtype_incompatibility() without return types