[Acme] Delete obsolete TODO.
@@ -85,7 +85,6 @@ def stack_sequence_fields(sequence: Sequence[ElementType]) -> ElementType:
# Default to asarray when arrays don't have the same shape to be compatible
# with old behaviour.
- # TODO(b/169306678) make this more elegant.
try:
return fast_map_structure(lambda *values: np.stack(values), *sequence)
except ValueError:
