test_fdopen

#!/usr/bin/python3.6

from asterisk.agi import *
import os
import sys
import numpy as np
from scipy.signal import firwin, lfilter
import math
import wave
import pickle

afile=os.fdopen(3, 'rb')
f = wave.open('/tmp/stream.wav','wb')
f.setsampwidth(2)
f.setframerate(8000)
f.setnchannels(1)
while True:
    chunk = afile.read(1024)
    if not chunk:
        break
    n+=1
    agi.verbose(len(str(chunk)))
    #(chunk, f)
    f.writeframes(chunk)
    if n > 100:
        break
f.close()
afile.close()