#Improved Pincode example.
# Checks to see if the PIN entered by the user matches
# the PIN we are given. Returns True if it does, false if it does not.
# pinNumber must be passed as an integer.
def checkPassword(pinNumber):

    if (    type(pinNumber) != int):
        print "Programmer Error! pinNumber must be a int!"
        return(False)
    
    userPin = raw_input("Enter the PIN to proceed>")

    try:
      userPin = int(userPin)
    except:
        print "Not a valid Number"
        return checkPassword(pinNumber)


    
    if (pinNumber == userPin):
       return True
    else:
       return False






#check the user pin before processing payment...
if checkPassword(4567):
    print "Processing Payment! You are Rich!"
else:
    print "Payment denied!"