Available on python
@:optionaloptionaltarget:Null<Dynamic>
@:optionaloptionalname:Null<String>
@:optionaloptionalkwargs:Null<Dict<String, Dynamic>>
@:optionaloptionalgroup:Null<Dynamic>
@:optionaloptionaldaemon:Null<Dynamic>
@:optionaloptionalargs:Null<Tuple<Dynamic>>