Simple multidevice recorder for windows 7

recorder.py

import pyaudio
import wave
from time import sleep

CHUNK = 1024
FORMAT = pyaudio.paInt16
CHANNELS = 2
RATE = 48000
RECORD_SECONDS = 5
WAVE_OUTPUT_FILENAME = ["output.wav",
                        "output2.wav"]
DEVICES = [1, 5] # put device IDs here (see below)


p = pyaudio.PyAudio()

def getCb(i, frames):
    def cb(data, nframes, time, status):
        frames.append(data)
        #print nframes
        if len(frames) > int(RATE / CHUNK * RECORD_SECONDS):
            print "stop"
            return (None, pyaudio.paComplete)
        return (None, pyaudio.paContinue)
    return cb


def main():
    for i in range(11):
            f = p.get_device_info_by_index(i)
            if f['maxOutputChannels'] == 0:
                    print i, f['name'] #choose a device you want to use and put its id into DEVICES
    s = [0, 0] # streams

    frames = [[], []]

    for i, d in enumerate(DEVICES):
        s[i] = p.open(format=FORMAT,
                      channels=CHANNELS,
                      rate=RATE,
                      input=True,
                      frames_per_buffer=CHUNK,
                      input_device_index=d,
                      stream_callback=getCb(i, frames[i]))
    
    
    while s[0].is_active():
        sleep(1)
        
    p.terminate()

    for i, fname in enumerate(WAVE_OUTPUT_FILENAME):
        wf = wave.open(fname, 'wb')
        wf.setnchannels(CHANNELS)
        wf.setsampwidth(p.get_sample_size(FORMAT))
        wf.setframerate(RATE)
        wf.writeframes(b''.join(frames[i]))
        wf.close()


main()

Only one dependancy - pyaudio: http://people.csail.mit.edu/hubert/pyaudio/