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"""PyAudio Example: Audio wire between input and output. Callback version."""
import time
import sys
import pyaudio
DURATION = 5 # seconds
def callback(in_data, frame_count, time_info, status):
return (in_data, pyaudio.paContinue)
p = pyaudio.PyAudio()
stream = p.open(format=p.get_format_from_width(2),
channels=1 if sys.platform == 'darwin' else 2,
rate=44100,
input=True,
output=True,
stream_callback=callback)
start = time.time()
while stream.is_active() and (time.time() - start) < DURATION:
time.sleep(0.1)
stream.close()
p.terminate()
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