Arduino Python SerialDialog

SerialDialog.pde

int incomingByte = 0;

void
setup()
{
    Serial.begin(9600);
}

void
loop()
{
    if (Serial.available() > 0)
    {
        Serial.print("Data received: ");
        do
        {
            incomingByte = Serial.read();
            Serial.print(incomingByte, BYTE);
        } while (Serial.available() > 0);
    }
    delay(100);
}

SerialDialog.py

#!/usr/bin/env python
# -*- coding: utf-8 -*-

import serial

class SerialDialog:
    def __init__(self, serialPort, ):
        self.serialPort = serialPort
        self.serial = None
        self.quit = False
        self.bind()

    def bind(self):
        try:
            self.serial = serial.Serial(self.serialPort, 9600, timeout=2) 
            print "\q to quit."
            print "Connected to", self.serial
        except:
            print "Failed to connect to", self.serialPort

    def close(self):
        self.serial.close()

    def write(self):
        _input = raw_input("input: ")
        self.serial.write(_input)
        if _input == "\q":
            self.quit = True

    def read(self):
        data = self.serial.readline()
        if data:
            print "output:", data
            data = ""

    def loop(self):
        while not self.quit:
            self.read()
            self.write()

if __name__ == "__main__":
    s = SerialDialog('/dev/ttyACM0')
    s.loop()
    s.close()