Godot - Check Tween playback status

Code example to check created Tween playback status in GDScript.

is_running() can be used to check Tween playback status.
is_running() returns "true" if the specified Tween is playing, "false" if stopped.

var tween : Tween

func _ready():
	var tween = create_tween()
	tween.tween_property(self, "scale", Vector2(3, 3), 1)
	tween.play()


func _physics_process(delta):
	if tween.is_running():
		print("Tween is Running")