Add original example back to examples.

Author: rhooper

examples/led_animation_sparkle_animation.py

@@ -0,0 +1,31 @@
+"""
+This example uses AnimationsSequence to display multiple animations in sequence, at a five second
+interval.
+
+For NeoPixel FeatherWing. Update pixel_pin and pixel_num to match your wiring if using
+a different form of NeoPixels.
+"""
+import board
+import neopixel
+
+from adafruit_led_animation.animation.sparkle import Sparkle
+from adafruit_led_animation.animation.sparklepulse import SparklePulse
+from adafruit_led_animation.sequence import AnimationSequence
+from adafruit_led_animation.color import AMBER, JADE
+
+# Update to match the pin connected to your NeoPixels
+pixel_pin = board.D6
+# Update to match the number of NeoPixels you have connected
+pixel_num = 32
+
+pixels = neopixel.NeoPixel(pixel_pin, pixel_num, brightness=0.5, auto_write=False)
+
+sparkle = Sparkle(pixels, speed=0.05, color=AMBER, num_sparkles=10)
+sparkle_pulse = SparklePulse(pixels, speed=0.05, period=3, color=JADE)
+
+animations = AnimationSequence(
+    sparkle, sparkle_pulse, advance_interval=5, auto_clear=True,
+)
+
+while True:
+    animations.animate()