Remove moi.py file and associated melody playback code

moi.py

@@ -1,76 +0,0 @@
-import time
-from grove.gpio import GPIO
-import RPi.GPIO as rGPIO
-
-
-
-led = GPIO(5, GPIO.OUT)
-button = GPIO(6, GPIO.IN)
-
-# create PWM instance
-pwmPin = 12
-rGPIO.setmode(rGPIO.BCM)
-rGPIO.setup(pwmPin, rGPIO.OUT)
-pwm = rGPIO.PWM(pwmPin, 10)
-
-
-pwm.start(0) 
-# 1000 Hz sound
-pwm.ChangeFrequency(1000)
-pwm.ChangeDutyCycle(100)
-
-def setFreq(freq_hz: float):
-    """
-    Replace this with your actual frequency-setting function.
-    freq_hz = 0 should silence the output.
-    """
-    print(freq_hz)
-    pwm.ChangeFrequency(freq_hz)
-    pass
-
-
-# --- Timing ---
-BPM = 100
-BEAT = 60 / BPM  # seconds per quarter note
-
-
-# --- Note frequencies (Hz) ---
-# --- Note frequencies (Hz) ---
-NOTES = {
-    "C4": 261.63,
-    "D4": 293.66,
-    "E4": 329.63,
-    "F4": 349.23,
-    "G4": 392.00,
-    "A4": 440.00,
-    "B4": 493.88,
-    "C5": 523.25,
-    "D5": 587.33,
-    "E5": 659.25,
-    "REST": 0
-}
-
-
-# --- Melody (note, beats) ---
-# Based on the standard vocal melody of "Erika"
-MELODY = [
-    ("E4", 1), ("G4", 1), ("A4", 2),
-    ("A4", 1), ("G4", 1), ("E4", 2),
-
-    ("E4", 1), ("G4", 1), ("A4", 2),
-    ("A4", 1), ("G4", 1), ("E4", 2),
-
-    ("A4", 1), ("C5", 1), ("D5", 2),
-    ("D5", 1), ("C5", 1), ("A4", 2),
-
-    ("G4", 1), ("A4", 1), ("G4", 1), ("E4", 1),
-    ("E4", 2), ("REST", 2),
-]
-
-
-# --- Playback ---
-def play():
-    for note, beats in MELODY:
-        setFreq(NOTES[note])
-        time.sleep(beats * BEAT)
-play()