fix black on examples/nunchuk_simpletest.py

Author: jfurcean

examples/nunchuk_simpletest.py

@@ -8,9 +8,13 @@
 nc = adafruit_nunchuk.Nunchuk(board.I2C())
 
 while True:
-    joystick,buttons,acceleration = nc.values
+    joystick, buttons, acceleration = nc.values
     print("joystick = {},{}".format(joystick.x, joystick.y))
-    print("accceleration ax={}, ay={}, az={}".format(acceleration.x, acceleration.y, acceleration.z))
+    print(
+        "accceleration ax={}, ay={}, az={}".format(
+            acceleration.x, acceleration.y, acceleration.z
+        )
+    )
     if buttons.C:
         print("button C")
     if buttons.Z: