in usort/types.py [0:0]
def __add__(self, other: "ImportComments") -> "ImportComments":
if not isinstance(other, ImportComments):
return NotImplemented
return ImportComments(
before=[*self.before, *other.before],
first_inline=[*self.first_inline, *other.first_inline],
initial=[*self.initial, *other.initial],
inline=[*self.inline, *other.inline],
final=[*self.final, *other.final],
last_inline=[*self.last_inline, *other.last_inline],
)