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dastels · dastels · commit e0be54a76435 · 2018-01-16T17:01:50.000-05:00
diff --git a/examples/gravity/main.py b/examples/gravity/main.py
@@ -1,3 +1,7 @@
+# Ported from the C code by Phillip Burgess
+# as used in https://learn.adafruit.com/animated-led-sand
+# Explainatory comments are used verbatim from that code.
+
 import board
 import busio
 import math
