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| -rw-r--r-- | var/spack/repos/builtin/packages/py-pynio/package.py | 71 |
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 new file mode 100644 index 0000000000..a4739e029f --- /dev/null +++ b/var/spack/repos/builtin/packages/py-pynio/package.py @@ -0,0 +1,71 @@ +# 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) |