1 files changed, 72 insertions, 0 deletions
diff --git a/var/spack/repos/builtin/packages/py-pytorch/package.py b/var/spack/repos/builtin/packages/py-pytorch/package.py
new file mode 100644
index 0000000000..d5df52c16f
--- /dev/null
+++ b/var/spack/repos/builtin/packages/py-pytorch/package.py
@@ -0,0 +1,72 @@
+# Copyright 2013-2018 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 PyPytorch(PythonPackage):
+    """Tensors and Dynamic neural networks in Python
+    with strong GPU acceleration."""
+
+    homepage = "http://pytorch.org/"
+    git      = "https://github.com/pytorch/pytorch.git"
+
+    version('0.4.0', tag='v0.4.0', submodules=True)
+    version('0.3.1', tag='v0.3.1', submodules=True)
+
+    variant('cuda', default='False', description='Add GPU support')
+    variant('cudnn', default='False', description='Add cuDNN support')
+    variant('nccl', default='False', description='Add NCCL support')
+    variant('mkldnn', default='False', description='Add Intel MKL DNN support')
+    variant('magma', default='False', description='Add MAGMA support')
+
+    conflicts('+cudnn', when='~cuda')
+    conflicts('+nccl', when='~cuda')
+    conflicts('+magma', when='~cuda')
+    conflicts('+mkldnn', when='@:0.3.2')
+
+    depends_on('py-setuptools', type='build')
+    depends_on('py-cffi', type='build')
+    depends_on('py-numpy', type=('run', 'build'))
+    depends_on('blas')
+    depends_on('lapack')
+    depends_on('py-pyyaml', type=('run', 'build'))
+    depends_on('py-typing', when='@0.3.2:', type=('run', 'build'))
+    depends_on('intel-mkl', when='+mkl')
+    depends_on('cuda', when='+cuda', type=('build', 'link', 'run'))
+    depends_on('cudnn', when='+cuda+cudnn')
+    depends_on('nccl', when='+cuda+nccl')
+    depends_on('magma+shared', when='+cuda+magma')
+
+    def setup_environment(self, build_env, run_env):
+        build_env.set('MAX_JOBS', make_jobs)
+
+        if '+cuda' in self.spec:
+            build_env.set('CUDA_HOME', self.spec['cuda'].prefix)
+        else:
+            build_env.set('NO_CUDA', 'TRUE')
+
+        if '+cudnn' in self.spec:
+            build_env.set('CUDNN_LIB_DIR',
+                          self.spec['cudnn'].prefix.lib)
+            build_env.set('CUDNN_INCLUDE_DIR',
+                          self.spec['cudnn'].prefix.include)
+        else:
+            build_env.set('NO_CUDNN', 'TRUE')
+
+        if '+nccl' in self.spec:
+            build_env.set('NCCL_ROOT_DIR', self.spec['nccl'].prefix)
+        else:
+            build_env.set('NO_SYSTEM_NCCL', 'TRUE')
+
+        if '+mkldnn' in self.spec:
+            build_env.set('MKLDNN_HOME', self.spec['intel-mkl'].prefix)
+        else:
+            build_env.set('NO_MKLDNN', 'TRUE')
+
+        build_env.set('NO_NNPACK', 'TRUE')
+
+        build_env.set('PYTORCH_BUILD_VERSION', str(self.version))
+        build_env.set('PYTORCH_BUILD_NUMBER', 0)