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# Copyright 2013-2022 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.package import *


class PyEmcee(PythonPackage):
    """emcee is an MIT licensed pure-Python implementation of Goodman & Weare's
    Affine Invariant Markov chain Monte Carlo (MCMC) Ensemble sampler."""

    homepage = "https://dan.iel.fm/emcee/current/"
    pypi = "emcee/emcee-2.2.1.tar.gz"

    version('3.1.1', sha256='48ffc6a7f5c51760b7a836056184c7286a9959ef81b45b977b02794f1210fb5c')
    version('3.0.2', sha256='035a44d7594fdd03efd10a522558cdfaa080e046ad75594d0bf2aec80ec35388')
    version('2.2.1', sha256='b83551e342b37311897906b3b8acf32979f4c5542e0a25786ada862d26241172')
    version('2.1.0', sha256='5ce1039a3d78fb9e7d53fcd768517585c5998193743bfcfaac407927d375ca63')

    depends_on('py-setuptools',         type='build')
    depends_on('py-setuptools@40.6.0:', type='build', when='@3.1.1:')
    depends_on('py-setuptools-scm',     type='build', when='@3.1.1:')
    depends_on('py-wheel',              type='build', when='@3.1.1:')
    depends_on('py-numpy', type=('build', 'run'))