sr_mic_recorder.py

import time
import wave

import speech_recognition as sr


frames = []

microphone = sr.Microphone()
with microphone as source:
    start = time.time()
    while time.time() < start + 5:
        data = source.stream.read(source.CHUNK)
        frames.append(data)

    waveFile = wave.open('test.wav', 'wb')
    waveFile.setnchannels(1)
    waveFile.setsampwidth(source.SAMPLE_WIDTH)
    waveFile.setframerate(source.SAMPLE_RATE)
    waveFile.writeframes(b''.join(frames))
    waveFile.close()