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-rw-r--r--var/spack/repos/builtin/packages/py-pynio/package.py71
1 files changed, 71 insertions, 0 deletions
diff --git a/var/spack/repos/builtin/packages/py-pynio/package.py b/var/spack/repos/builtin/packages/py-pynio/package.py
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+# 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 PyPynio(PythonPackage):
+ """PyNIO ("pie-nee-oh") is a Python module that allows read and/or
+ write access to a variety of scientific data formats popular in
+ climate and weather"""
+
+ homepage = "https://www.pyngl.ucar.edu/Nio.shtml"
+ url = "https://github.com/NCAR/pynio/archive/1.5.4.tar.gz"
+
+ version('1.5.4', sha256='e5bb57d902740d25e4781a9f89e888149f55f2ffe60f9a5ad71069f017c89e1a')
+
+ variant('hdf5', default=False, description='Include HDF5 support')
+ variant('gdal', default=False, description='Include GDAL support')
+
+ # The setup.py claims it requires these abolutely.
+ depends_on('libpng')
+ depends_on('jpeg')
+ depends_on('zlib')
+
+ # Spack does not currently have netcdf below 4.x, and 3.x is a
+ # fundamentally different format. So, currently this is only providing
+ # support for netcdf4.
+ depends_on('netcdf@3.6.0:')
+
+ # Turning on the hdf (i.e. hdf4) dependency causes it not to build, with
+ # compile errors that (weirdly) relate to the declarations of HDF5.
+ # Very odd, so I have put it in as a comment, for some brave soul to take
+ # on later.
+ # depends_on('hdf', when='+hdf4')
+
+ # This one works, though.
+ depends_on('hdf5', when='+hdf5')
+
+ # Turning on the GDAL dependency apparently forces it to link with
+ # -ljasper, meaning that really it depends on gdal+jasper. In my view
+ # it should not need this unless one were specifically using PyNio to
+ # use GDAL to read JPEG-2000 files, but it seems to be hard-wired
+ # in PyNio's setup.py.
+ depends_on('gdal+jasper', when='+gdal')
+
+ # I have left off a few other optional dependencies, as they are not yet
+ # in Spack. HDFEOS, HDFEOS5, GRIB. See the pynio setup.py for details.
+
+ depends_on('py-numpy', type=('build', 'run'))
+
+ def setup_environment(self, spack_env, run_env):
+ """
+ These environment variables are how the setup.py knows which options
+ to turn on, and how to find them.
+ """
+ spack_env.set('F2CLIBS', 'gfortran')
+ spack_env.set('HAS_NETCDF4', '1')
+ spack_env.set('NETCDF4_PREFIX', self.spec['netcdf'].prefix)
+ if '+hdf5' in self.spec:
+ spack_env.set('HAS_HDF5', '1')
+ spack_env.set('HDF5_PREFIX', self.spec['hdf5'].prefix)
+ if '+gdal' in self.spec:
+ spack_env.set('HAS_GDAL', '1')
+ spack_env.set('GDAL_PREFIX', self.spec['gdal'].prefix)
+
+# This one is trouble - see comments above.
+# if '+hdf4' in self.spec:
+# spack_env.set('HAS_HDF4', '1')
+# spack_env.set('HDF4_PREFIX', self.spec['hdf'].prefix)