class_docstr: Lazy importer for heavy dependencies.
  
  Some datasets require heavy dependencies for data generation. To allow for
  the default installation to remain lean, those heavy dependencies are
  lazily imported here.
class_docstr_tok: ["Lazy","importer","for","heavy","dependencies",".","Some","datasets","require","heavy","dependencies","for","data","generation",".","To","allow","for","the","default","installation","to","remain","lean",",","those","heavy","dependencies","are","lazily","imported","here","."]
code: def tensorflow_io(cls):
      return _try_import("tensorflow_io")
  
imports: import functools
  import importlib
  from typing import Any, Callable, TypeVar
  from tensorflow_datasets.core.utils import py_utils
label_desc: Use image node_id 29 for calling the LazyImporter obj's underlying member method code with example usage: obj.tensorflow_io(cls) and returns: _try_import