Faster.

grove-off.py

@@ -5,18 +5,18 @@ from grovepi import *
 
 print("# Resetting digital ports")
 for pin in range(2, 9):
-    print("D{}...".format(pin))
+    print(f"D{pin}...")
     pinMode(pin, "OUTPUT")
     digitalWrite(pin, 0)
-    time.sleep(0.5)
+    time.sleep(0.1)
 
 print("Done.\n")
-time.sleep(1)
+time.sleep(0.5)
 
 print("# Resetting analog ports")
 for pin in range(14, 17):
     apin = pin-14
-    print("A{}...".format(apin))
+    print(f"A{apin}...")
     pinMode(pin, "OUTPUT")
     analogWrite(pin, 0)
-    time.sleep(0.5)
+    time.sleep(0.1)