new package: py-ecos (#13476)

* new package: py-ecos

* flake8

var/spack/repos/builtin/packages/py-ecos/package.py

@@ -0,0 +1,21 @@
+# 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 PyEcos(PythonPackage):
+    """This is the Python package for ECOS: Embedded Cone Solver."""
+
+    homepage = "https://github.com/embotech/ecos"
+    url      = "https://www.pypi.io/packages/source/e/ecos/ecos-2.0.7.post1.tar.gz"
+
+    version('2.0.7.post1', sha256='83e90f42b3f32e2a93f255c3cfad2da78dbd859119e93844c45d2fca20bdc758')
+
+    depends_on('py-setuptools', type='build')
+    depends_on('py-nose', type='test')
+    depends_on('py-numpy@1.6:', type=('build', 'run'))
+    depends_on('py-scipy@0.9:', type=('build', 'run'))