Finish signals section connected via code

scripting_first_script/Sprite2D.gd

@@ -3,18 +3,17 @@ extends Sprite2D
 var speed = 400
 var angular_speed = PI
 
+func _ready():
+	var timer = get_node('Timer')
+	timer.timeout.connect(_on_timer_timeout)
+
 func _process(delta):
-	var direction = 0
-	if Input.is_action_pressed('ui_left'):
-		direction = -1
-	if Input.is_action_pressed('ui_right'):
-		direction = +1
-	rotation += angular_speed * direction * delta
-
+	rotation += angular_speed * delta
 	var velocity = Vector2.UP.rotated(rotation) * speed
-	if Input.is_action_pressed('ui_up'):
-		position += velocity * delta
+	position += velocity * delta
 
-	if Input.is_action_pressed('ui_down'):
-		position -= velocity * delta
+func _on_timer_timeout():
+	visible = not visible
 
+func _on_button_pressed():
+	set_process(not is_processing())

scripting_first_script/node_2d.tscn

@@ -0,0 +1,20 @@
+[gd_scene load_steps=2 format=3 uid="uid://c8sxdckrhknyo"]
+
+[ext_resource type="PackedScene" uid="uid://bxxuj5sw4p1oy" path="res://sprite_2d.tscn" id="1_1kdcd"]
+
+[node name="Node2D" type="Node2D"]
+
+[node name="Button" type="Button" parent="."]
+offset_left = 53.0
+offset_top = 51.0
+offset_right = 172.0
+offset_bottom = 95.0
+text = "Toggle motion"
+
+[node name="Sprite2D" parent="." instance=ExtResource("1_1kdcd")]
+position = Vector2(289, 187)
+
+[node name="Timer" type="Timer" parent="Sprite2D"]
+autostart = true
+
+[connection signal="pressed" from="Button" to="Sprite2D" method="_on_button_pressed"]