#ix_pkg.py stored in . . /Desktop/ix
def ixTestB(s):
    #ixTestB.py
    return s
#def end ixTestB.py
###########################
def ixTestC(s):
    #ixTestC.py
    return s
#def end ixTestC.py
###########################
def initCD2(PPin):
    import RPi.GPIO as GPIO
    #By D@CC on 2023KNov01
    #PPin-2 is PPout  (tested with PPin = 40)
    GPIO.setmode(GPIO.BOARD) #physical Board numbers
    #            GPIO.BMB     BroadCoM numbering eg GPIO #s
    isBadPin= ((PPin-2==1) or (PPin-2==17))  # they are 3v3
    # Ground pins won't work either, nor 5v0 pins
    if not isBadPin:
        GPIO.setup(PPin-2,GPIO.OUT)
        print("turn On phys pin:", PPin-2)
        GPIO.output(PPin-2, True)
    #if end
    GPIO.setup(PPin, GPIO.IN, pull_up_down=GPIO.PUD_DOWN)
    # on a Raspberry Pi, PullUpDown is a 10k resistor
    # a photoresistor photocell (CD) when  lit is   100.
    #                                when dark is >10k0.
    return
#def end initCD2(PPin)
###########################
def readCD2(PPin):
    import RPi.GPIO as GPIO
    #By D@CC on 2023KNov01

    #Purpose: to return True if both CDs are covered
    #HW: my device "CD2_Dongle(c)"
    #Tested with PPin=40
    reading=GPIO.input(PPin)
    # reading is True if the CD photoCells are Dark
    # Make them dark by covering them with a finger
    if reading:                                                                                                                                                                                                    
        state=False
    else:
        state=True
    #if end
    return state
#def end readCD2(PPin)