py port runs, not tested on HW yet, need linting

Buzzing_Mindfulness_Bracelet/Buzzing_Mindfulness_Bracelet.py

@@ -1,4 +1,4 @@
-# Mindfulness Bracelet sketch for Adafruit/Arduino Gemma.  Briefly runs
+# Mindfulness Bracelet sketch for Adafruit Gemma.  Briefly runs
 # vibrating motor (connected through transistor) at regular intervals.
 
 import time
@@ -6,43 +6,22 @@ import board
 import pulseio
 from digitalio import DigitalInOut, Direction
 
-on_time = 2     # 
-interval = 60
+# vibrating disc mini motor disc connected on D2
+vibrating_disc = DigitalInOut(board.D2)
+vibrating_disc.direction = Direction.OUTPUT
 
+on_time = 2     # Vibration motor run time, in seconds
+interval = 60   # Time between reminders, in seconds
 
-# digital LEDs connected on D2
-digital_leds = DigitalInOut(board.D2)
-digital_leds.direction = Direction.OUTPUT
-brightness = 0  # how bright the LED is
-fade_amount = 1285  # 2% steping of 2^16
-counter = 0  # counter to keep track of cycles
+start_time = time.monotonic()
 
 while True:
 
-    # And send to LED as PWM level
-    pwm.duty_cycle = brightness
+    timer = time.monotonic() - start_time
 
-    # change the brightness for next time through the loop:
-    brightness = brightness + fade_amount
+    if timer >= interval and timer <= (interval + on_time):
+        vibrating_disc.value = True
 
-    print(brightness)
-
-    # reverse the direction of the fading at the ends of the fade:
-    if brightness <= 0:
-        fade_amount = -fade_amount
-        counter += 1
-    elif brightness >= 65535:
-        fade_amount = -fade_amount
-        counter += 1
-
-    # wait for 15 ms to see the dimming effect
-    time.sleep(.015)
-
-    # turns on the other LEDs every four times through the fade by
-    # checking the modulo of the counter.
-    # the modulo function gives you the remainder of
-    # the division of two numbers:
-    if counter % 4 == 0:
-        digital_leds.value = True
-    else:
-        digital_leds.value = False
+    elif timer >= (interval + on_time):
+        vibrating_disc.value = False
+        start_time = time.monotonic()