new package: FANN (#12614)

var/spack/repos/builtin/packages/fann/package.py

@@ -0,0 +1,26 @@
+# Copyright 2013-2019 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 Fann(CMakePackage):
+    """
+    Fast Artificial Neural Network Library is a free open source neural network
+    library, which implements multilayer artificial neural networks in C with
+    support for both fully connected and sparsely connected networks.
+    Cross-platform execution in both fixed and floating point are supported. It
+    includes a framework for easy handling of training data sets. It is easy to
+    use, versatile, well documented, and fast. Bindings to more than 20
+    programming languages are available. An easy to read introduction article
+    and a reference manual accompanies the library with examples and
+    recommendations on how to use the library. Several graphical user
+    interfaces are also available for the library.
+    """
+
+    homepage = "http://leenissen.dk/fann/wp/"
+    url      = "https://github.com/libfann/fann/archive/2.2.0.tar.gz"
+
+    version('2.2.0', sha256='f31c92c1589996f97d855939b37293478ac03d24b4e1c08ff21e0bd093449c3c')