[quote="johnmark, post:9, topic:4607"]
I still think that using `bytes` rather than `list[byte]` would be a good move (at least from IDL `byte[]` types, if not for `uint8[]` types).
[/quote]
Just mention the current state: you can already use `byte[]` in a `.msg` file and the resulting field in Python will be of type `bytes` (see
https://github.com/ros2/rosidl_python/blob/3b97dc828ad14e3360ac52a1ef90ff335ce65715/rosidl_generator_py/rosidl_generator_py/generate_py_impl.py#L219-L221).
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