so: here is an example of defining an `object`: https://github.com/pantsbuild/pants/blob/9ca84b5eb6ff66e224ee4f4e0a5a7aec0c922843/src/python/pants/backend/python/register.py#L57-L58 … the alias you give will be in scope in all

BUILD

files. so as a workaround for https://github.com/pantsbuild/pants/issues/15420, you could define an

object

for an exception type