requests
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pyaudio
NOTICE if you install pyaudio have a error code "error: command 'x86_64-linux-gnu-gcc' failed with exit status 1 ",please follow this page to fix it
https://blog.csdn.net/zsl625223316/article/details/79107689 -
numpy
to choose the input device please follow this to setup
arecord -r 16000 -f S16_LE output2.wav