Pyaudio stream init failed when using pyaudio.paInt24 format

[Nadav Benedek]

Pyaudio stream init failed when using pyaudio.paInt24 format

I doubled check that my Sound Blaster card supports 24 bit, and I alse see it in my devices (pacmd list-sinks), but running this in python failed with:

Expression 'r' failed in 'src/hostapi/alsa/pa_linux_alsa.c', line: 2097
Expression 'PaAlsaStreamComponent_FinishConfigure( &self->capture, hwParamsCapture, inParams, self->primeBuffers, realSr, inputLatency )' failed in 'src/hostapi/alsa/pa_linux_alsa.c', line: 2731
Expression 'PaAlsaStream_Configure( stream, inputParameters, outputParameters, sampleRate, framesPerBuffer, &inputLatency, &outputLatency, &hostBufferSizeMode )' failed in 'src/hostapi/alsa/pa_linux_alsa.c', line: 2843
Traceback (most recent call last):
  File "replay_sound.py", line 145, in <module>
    stream_callback = callbackRead)
  File "/usr/local/lib/python2.7/dist-packages/pyaudio.py", line 750, in open
    stream = Stream(self, *args, **kwargs)
  File "/usr/local/lib/python2.7/dist-packages/pyaudio.py", line 441, in __init__
    self._stream = pa.open(**arguments)
IOError: [Errno -9999] Unanticipated host error