message: Disable incorrect deprecation warning when calling DatasetV1.from_generator.
  The method delegates to DatasetV2.from_generator, and the forwarding of the output_shapes argument triggers a deprecation warning.
diff: @@ -2672,11 +2672,16 @@ class DatasetV1(DatasetV2):
  @staticmethod
  @functools.wraps(DatasetV2.from_generator)
  + @deprecation.deprecated_args(None, "Use output_signature instead",
  + "output_types", "output_shapes")
  def from_generator(generator,
  output_types=None,
  output_shapes=None,
  args=None,
  output_signature=None):
  + # Calling DatasetV2.from_generator with output_shapes or output_types is
  + # deprecated, but this is already checked by the decorator on this function.
  + with deprecation.silence():
  return DatasetV1Adapter(
  DatasetV2.from_generator(generator, output_types, output_shapes, args,
  output_signature))
  