File: backend_utils.py

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pytorch-audio 0.13.1-1
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import unittest

import torchaudio


def set_audio_backend(backend):
    """Allow additional backend value, 'default'"""
    backends = torchaudio.list_audio_backends()
    if backend == "soundfile":
        be = "soundfile"
    elif backend == "default":
        if "sox_io" in backends:
            be = "sox_io"
        elif "soundfile" in backends:
            be = "soundfile"
        else:
            raise unittest.SkipTest("No default backend available")
    else:
        be = backend

    torchaudio.set_audio_backend(be)