Dutch Google stt and tts in python

stt_tts_nl.py

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

from gtts import gTTS
import os
import speech_recognition as sr
import tempfile
import time
import pyaudio
import wave

txt = "test"

def speech( txt ):
    tts = gTTS(text=txt, lang="nl")
    testfile = "/tmp/temp.mp3"
    tts.save(testfile)
    os.system("mpg123 /tmp/temp.mp3")
    os.system("rm %s" %(testfile))

def record():
    FORMAT = pyaudio.paInt16
    CHANNELS = 1
    RATE = 22050
    CHUNK = 1024
    RECORD_SECONDS = 5
    WAVE_OUTPUT_FILENAME = "file.wav"

    audio = pyaudio.PyAudio()

    # start Recording
    stream = audio.open(format=FORMAT, channels=CHANNELS,
                    rate=RATE, input=True,
                    frames_per_buffer=CHUNK)
    print "recording..."
    frames = []

    for i in range(0, int(RATE / CHUNK * RECORD_SECONDS)):
        data = stream.read(CHUNK)
        frames.append(data)
    print "finished recording"
   # stop Recording
    stream.stop_stream()
    stream.close()
    audio.terminate()

    waveFile = wave.open(WAVE_OUTPUT_FILENAME, 'wb')
    waveFile.setnchannels(CHANNELS)
    waveFile.setsampwidth(audio.get_sample_size(FORMAT))
    waveFile.setframerate(RATE)
    waveFile.writeframes(b''.join(frames))
    waveFile.close()

    r = sr.Recognizer()
    with sr.WavFile(WAVE_OUTPUT_FILENAME) as source:              # use "test.wav" as the audio source
        audio = r.record(source)                        # extract audio data from the file

    # recognize speech using Google Speech Recognition
    try:
        # for testing purposes, we're just using the default API key
        # to use another API key, use `r.recognize_google(audio, key="GOOGLE_SPEECH_RECOGNITION_API_KEY")`
        # instead of `r.recognize_google(audio)`
        global txt
        txt = r.recognize_google(audio, None, "nl_NL")
        print("Google Speech Recognition thinks you said " +txt )
        return txt
    except sr.UnknownValueError:
        print("Google Speech Recognition could not understand audio")
        return("Ik begrijp niet wat je zegt")
    except sr.RequestError as e:
        print("Could not request results from Google Speech Recognition service; {0}".format(e))
        return "Fout in de spraakherkenning service"

spreq = record()
spc = speech( txt)


spreq = record()
spc = speech( txt)