from picozero import Speaker 
from machine import Pin 
from utime import sleep 


# creating a Speaker object 
speaker = Speaker(15)
push_bt = Pin(0,Pin.IN, Pin.PULL_UP)

sequence = [
    ("c4", 1), ("d4", 1), ("e4", 1),("f4", 2), ("g4", 2)
]
 
for (notename, eigths) in sequence:
            length = eigths 
            if notename:
                speaker.play (notename, length, 1, 1)