Added a recipe for the Caffe deep learning toolkit. (#3232)

* Added a recipe for the Caffe deep learning toolkit.

* Added code to extend python and fixed flake8 error.

* Fixed Flake8 error

1 files changed, 82 insertions, 0 deletions

diff --git a/var/spack/repos/builtin/packages/caffe/package.py b/var/spack/repos/builtin/packages/caffe/package.py
new file mode 100644
index 0000000000..f282262d21
--- /dev/null
+++ b/var/spack/repos/builtin/packages/caffe/package.py
@@ -0,0 +1,82 @@
+##############################################################################
+# Copyright (c) 2013-2016, Lawrence Livermore National Security, LLC.
+# Produced at the Lawrence Livermore National Laboratory.
+#
+# This file is part of Spack.
+# Created by Todd Gamblin, tgamblin@llnl.gov, All rights reserved.
+# LLNL-CODE-647188
+#
+# For details, see https://github.com/llnl/spack
+# Please also see the LICENSE file for our notice and the LGPL.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU Lesser General Public License (as
+# published by the Free Software Foundation) version 2.1, February 1999.
+#
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the IMPLIED WARRANTY OF
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the terms and
+# conditions of the GNU Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+##############################################################################
+from spack import *
+
+
+class Caffe(CMakePackage):
+    """Caffe is a deep learning framework made with expression, speed, and
+       modularity in mind. It is developed by the Berkeley Vision and Learning
+       Center (BVLC) and by community contributors."""
+
+    homepage = "http://caffe.berkeleyvision.org"
+    url      = "https://github.com/BVLC/caffe/archive/rc5.tar.gz"
+
+    version('rc5', '692bd3580b7576485cde6b1e03eb5a6d')
+
+    variant('gpu', default=False, 
+            description='Builds with support for GPUs via CUDA and cuDNN')
+    variant('opencv', default=True, 
+            description='Build with OpenCV support')
+    variant('leveldb', default=True, 
+            description="Build with levelDB")
+    variant('lmdb', default=True, 
+            description="Build with lmdb")
+    variant('python', default=False, 
+            description='Build python wrapper and caffe python layer')
+    variant('matlab', default=False, 
+            description='Build Matlab wrapper')
+
+    depends_on('boost')
+    depends_on('boost +python', when='+python')
+    depends_on('cuda', when='+gpu')
+    depends_on('blas')
+    depends_on('protobuf')
+    depends_on('glog')
+    depends_on('gflags')
+    depends_on('hdf5')
+
+    # Optional dependencies
+    depends_on('opencv@3.2.0', when='+opencv')
+    depends_on('leveldb', when='+leveldb')
+    depends_on('lmdb', when='+lmdb')
+    depends_on('python@2.7:', when='+python')
+    depends_on('py-numpy@1.7:', when='+python')
+    depends_on('matlab', when='+matlab')
+
+    extends('python', when='+python')
+
+    def cmake_args(self):
+        spec = self.spec
+        args = ['-DBLAS={0}'.format(spec['blas'].name),
+                '-DCPU_ONLY=%s' % ('~gpu' in spec),
+                '-DUSE_CUDNN=%s' % ('+gpu' in spec),
+                '-DBUILD_python=%s' % ('+python' in spec),
+                '-DBUILD_python_layer=%s' % ('+python' in spec),
+                '-DBUILD_matlab=%s' % ('+matlab' in spec),
+                '-DUSE_OPENCV=%s' % ('+opencv' in spec),
+                '-DUSE_LEVELDB=%s' % ('+leveldb' in spec),
+                '-DUSE_LMDB=%s' % ('+lmdb' in spec)]
+
+        return args