Method set_key

mingus/midi/midi_track.py:239–243

Add a key signature event to the track_data.

(self, key="C")

        )

    def set_key(self, key="C"):
        """Add a key signature event to the track_data."""
        if isinstance(key, Key):
            key = key.name[0]
        self.track_data += self.key_signature_event(key)

    def key_signature_event(self, key="C"):
        """Return the bytes for a key signature event."""