New Package: py-xgboost (#21470)

* new python package py-xgboost added

* py-xgboost spack style applied

* py-xgboost: Addressing PR #21470 comments. Added variant descriptions and fixed scikit-learn when clause

1 files changed, 39 insertions, 0 deletions

diff --git a/var/spack/repos/builtin/packages/py-xgboost/package.py b/var/spack/repos/builtin/packages/py-xgboost/package.py
new file mode 100644
index 0000000000..5a12966afe
--- /dev/null
+++ b/var/spack/repos/builtin/packages/py-xgboost/package.py
@@ -0,0 +1,39 @@
+# 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 PyXgboost(PythonPackage):
+    """XGBoost is an optimized distributed gradient boosting library designed to be
+    highly efficient, flexible and portable."""
+
+    homepage  = 'https://xgboost.ai/'
+    pypi = 'xgboost/xgboost-1.3.3.tar.gz'
+
+    version('1.3.3', sha256='397051647bb837915f3ff24afc7d49f7fca57630ffd00fb5ef66ae2a0881fb43')
+
+    variant('pandas',       default=False, description='Enable Pandas extensions for training.')
+    variant('scikit-learn', default=False, description='Enable scikit-learn extensions for training.')
+    variant('dask',         default=False, description='Enables Dask extensions for distributed training.')
+    variant('plotting',     default=False, description='Enables tree and importance plotting.')
+
+    depends_on('cmake',         type='build')
+    depends_on('python@3.6:',   type=('build', 'run'))
+    depends_on('py-setuptools', type=('build'))
+    depends_on('py-numpy',      type=('build', 'run'))
+    depends_on('py-scipy',      type=('build', 'run'))
+
+    depends_on('py-pandas', when='+pandas', type=('build', 'run'))
+
+    depends_on('py-scikit-learn', when='+scikit-learn', type=('build', 'run'))
+
+    depends_on('py-dask',        when='+dask', type=('build', 'run'))
+    depends_on('py-pandas',      when='+dask', type=('build', 'run'))
+    depends_on('py-distributed', when='+dask', type=('build', 'run'))
+
+    depends_on('py-graphviz',   when='+plotting', type=('build', 'run'))
+    depends_on('py-matplotlib', when='+plotting', type=('build', 'run'))