symusic.factory.TrackFactory¶ class TrackFactory[source]¶ Bases: object Creates symusic.core.Track* objects pre-populated with optional event lists. __init__() → None¶ Methods __init__() empty([ttype]) Return an empty track specialized for the requested time unit. empty(ttype: TimeUnit | str = 'tick') → Track[source]¶ Return an empty track specialized for the requested time unit.