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[treelite] added python and protobuf support (#19444)

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* [treelite] added protobuf variant

* [treelite] adding python support

* [treelite] disable protobuf by default

* [treelite] flake8

* [treelite] reordered phases
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Jen Herting 2020-10-22 15:03:05 -04:00 committed by GitHub
parent 121a8a5cd9
commit bd0b53f4fb
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1 changed files with 45 additions and 1 deletions
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46
var/spack/repos/builtin/packages/treelite/package.py
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@ -3,10 +3,11 @@
#
# SPDX-License-Identifier: (Apache-2.0 OR MIT)
import os
from spack import *
class Treelite(CMakePackage):
class Treelite(CMakePackage, PythonPackage):
"""Treelite is a model compiler for efficient deployment of
decision tree ensembles."""
@ -14,3 +15,46 @@ class Treelite(CMakePackage):
url = "https://github.com/dmlc/treelite/archive/0.93.tar.gz"
version('0.93', sha256='7d347372f7fdc069904afe93e69ed0bf696ba42d271fe2f8bf6835d2ab2f45d5')
variant('protobuf', default=False, description='Build with protobuf')
variant('python', default=True, description='Build with python support')
depends_on('protobuf', when='+protobuf')
depends_on('python@3.6:', when='+python', type=('build', 'run'))
depends_on('py-setuptools', when='+python', type='build')
depends_on('py-numpy', when='+python', type=('build', 'run'))
depends_on('py-scipy', when='+python', type=('build', 'run'))
build_directory = 'build'
phases = ['cmake', 'build', 'python_build', 'install', 'python_install']
def cmake_args(self):
args = []
if '+protobuf' in self.spec:
args.append('-DENABLE_PROTOBUF:BOOL=ON')
args.append('-DProtobuf_LIBRARY={0}'.format(
self.spec['protobuf'].prefix))
else:
args.append('-DENABLE_PROTOBUF:BOOL=OFF')
return args
def python_build(self, spec, prefix):
if '+python' in spec:
self._build_directory = 'python'
PythonPackage.build_ext(self, spec, prefix)
else:
print('python deselected')
def python_install(self, spec, prefix):
if '+python' in spec:
PythonPackage.install(self, spec, prefix)
else:
print('python deselected')
def setup_py(self, *args, **kwargs):
setup = self.setup_file()
with working_dir(os.path.join(self.stage.source_path, 'python')):
self.python('-s', setup, '--no-user-cfg', *args, **kwargs)