message: Added test case for the given list inputs
diff: @@ -2272,8 +2272,13 @@ class MeanIoU(Metric):
  Returns:
  Update op.
  """
  - # Converted y_true and y_pred into Tensors
  +
  + # If y_true and y_pred are lists then
  + # they are converted into Tensors
  + if type(y_true) == list:
  y_true = ops.convert_to_tensor(y_true)
  +
  + if type(y_pred) == list:
  y_pred = ops.convert_to_tensor(y_pred)
  # Flatten the input if its rank > 1.
  