# Copyright 2013-2021 Lawrence Livermore National Security, LLC and other
# Spack Project Developers. See the top-level COPYRIGHT file for details.
#
# SPDX-License-Identifier: (Apache-2.0 OR MIT)

from spack import *


class PyVectorQuantizePytorch(PythonPackage):
    """A vector quantization library originally transcribed
    from Deepmind's tensorflow implementation, made
    conveniently into a package. It uses exponential moving
    averages to update the dictionary."""

    homepage = "https://github.com/lucidrains/vector-quantize-pytorch"
    pypi     = "vector_quantize_pytorch/vector_quantize_pytorch-0.3.9.tar.gz"

    version('0.3.9', sha256='783ca76251299f0e3eb244062bc05c4416bb29157e57077e4a8969c5277f05ee')

    depends_on('py-setuptools',     type='build')
    depends_on('py-einops',         type=('build', 'run'))
    depends_on('py-torch',          type=('build', 'run'))