[python] remove extra match from gen_class_constructor, don't add empty constructor field after generated inits
[python] remove extra match from gen_class_constructor, don't add empty constructor field after generated inits

pleclech/hacking-haxe,pleclech/hacking-haxe,pleclech/hacking-haxe,pleclech/hacking-haxe,pleclech/hacking-haxe,pleclech/hacking-haxe