def write(self, data):
        """
            write the data to the serial port
            return: None
        """
        if sys.version_info[0] < 3:
            self.arduino.write(data)
        else:
            self.arduino.write(bytes([ord(data)]))
def write(self, data):
        
        if sys.version_info[0] < 3:
            self.arduino.write(data)
        else:
            self.arduino.write(bytes([ord(data)]))
def write ( self , data ) : if sys . version_info [ 0 ] < 3 : self . arduino . write ( data ) else : self . arduino . write ( bytes ( [ ord ( data ) ] ) )
write the data to the serial port
            return: None
write the data to the serial port return : None