Kaba struct MidiEvent ed

struct MidiEvent
    var clef_position: i32
    var flags: i32
    var pitch: f32
    var pos: i32
    var stringno: i32
    var volume: f32

    # constructors
    func mut __init__()
    func mut __init__(_pos: i32, _pitch: f32, _volume: f32)

    # operators
    func __str__() -> string             # str(MidiEvent) -> string
    func mut __assign__(other: MidiEvent) # MidiEvent = MidiEvent