1#!/usr/bin/env python 2# Author: Lisandro Dalcin 3# Contact: dalcinl@gmail.com 4 5""" 6PETSc for Python 7""" 8 9import sys 10import os 11import re 12 13try: 14 import setuptools 15except ImportError: 16 setuptools = None 17 18pyver = sys.version_info[:2] 19if pyver < (2, 6) or (3, 0) <= pyver < (3, 2): 20 raise RuntimeError("Python version 2.6, 2.7 or >= 3.2 required") 21 22# -------------------------------------------------------------------- 23# Metadata 24# -------------------------------------------------------------------- 25 26topdir = os.path.abspath(os.path.dirname(__file__)) 27 28from conf.metadata import metadata 29 30def name(): 31 return 'petsc4py' 32 33def version(): 34 with open(os.path.join(topdir, 'src', '__init__.py')) as f: 35 m = re.search(r"__version__\s*=\s*'(.*)'", f.read()) 36 return m.groups()[0] 37 38def description(): 39 with open(os.path.join(topdir, 'DESCRIPTION.rst')) as f: 40 return f.read() 41 42name = name() 43version = version() 44 45url = 'https://bitbucket.org/petsc/%(name)s/' % vars() 46download = url + 'downloads/%(name)s-%(version)s.tar.gz' % vars() 47 48devstat = ['Development Status :: 5 - Production/Stable'] 49keywords = ['PETSc', 'MPI'] 50 51metadata['name'] = name 52metadata['version'] = version 53metadata['description'] = __doc__.strip() 54metadata['long_description'] = description() 55metadata['keywords'] += keywords 56metadata['classifiers'] += devstat 57metadata['url'] = url 58metadata['download_url'] = download 59 60metadata['provides'] = ['petsc4py'] 61metadata['requires'] = ['numpy'] 62 63# -------------------------------------------------------------------- 64# Extension modules 65# -------------------------------------------------------------------- 66 67def get_ext_modules(Extension): 68 from os import walk, path 69 from glob import glob 70 depends = [] 71 for pth, dirs, files in walk('src'): 72 depends += glob(path.join(pth, '*.h')) 73 depends += glob(path.join(pth, '*.c')) 74 try: 75 import numpy 76 numpy_includes = [numpy.get_include()] 77 except ImportError: 78 numpy_includes = [] 79 return [Extension('petsc4py.lib.PETSc', 80 sources=['src/PETSc.c', 81 'src/libpetsc4py.c', 82 ], 83 include_dirs=['src/include', 84 ] + numpy_includes, 85 depends=depends)] 86 87# -------------------------------------------------------------------- 88# Setup 89# -------------------------------------------------------------------- 90 91from conf.petscconf import setup, Extension 92from conf.petscconf import config, build, build_src, build_ext, install 93from conf.petscconf import clean, test, sdist 94 95CYTHON = '0.22' 96 97def run_setup(): 98 setup_args = metadata.copy() 99 if setuptools: 100 setup_args['zip_safe'] = False 101 setup_args['install_requires'] = ['numpy'] 102 PETSC_DIR = os.environ.get('PETSC_DIR') 103 if not (PETSC_DIR and os.path.isdir(PETSC_DIR)): 104 vstr = setup_args['version'].split('.')[:2] 105 x, y = int(vstr[0]), int(vstr[1]) 106 PETSC = ">=%s.%s,<%s.%s" % (x, y, x, y+1) 107 setup_args['install_requires'] += ['petsc'+PETSC] 108 if setuptools: 109 src = os.path.join('src', 'petsc4py.PETSc.c') 110 has_src = os.path.exists(os.path.join(topdir, src)) 111 has_git = os.path.isdir(os.path.join(topdir, '.git')) 112 has_hg = os.path.isdir(os.path.join(topdir, '.hg')) 113 if not has_src or has_git or has_hg: 114 setup_args['setup_requires'] = ['Cython>='+CYTHON] 115 # 116 setup(packages = ['petsc4py', 117 'petsc4py.lib',], 118 package_dir = {'petsc4py' : 'src', 119 'petsc4py.lib' : 'src/lib'}, 120 package_data = {'petsc4py' : ['include/petsc4py/*.h', 121 'include/petsc4py/*.i', 122 'include/petsc4py/*.pxd', 123 'include/petsc4py/*.pxi', 124 'include/petsc4py/*.pyx', 125 'PETSc.pxd',], 126 'petsc4py.lib' : ['petsc.cfg'],}, 127 ext_modules = get_ext_modules(Extension), 128 cmdclass = {'config' : config, 129 'build' : build, 130 'build_src' : build_src, 131 'build_ext' : build_ext, 132 'install' : install, 133 'clean' : clean, 134 'test' : test, 135 'sdist' : sdist, 136 }, 137 **setup_args) 138 139def chk_cython(VERSION): 140 from distutils import log 141 from distutils.version import LooseVersion 142 from distutils.version import StrictVersion 143 warn = lambda msg='': sys.stderr.write(msg+'\n') 144 # 145 try: 146 import Cython 147 except ImportError: 148 warn("*"*80) 149 warn() 150 warn(" You need to generate C source files with Cython!!") 151 warn(" Download and install Cython <http://www.cython.org>") 152 warn() 153 warn("*"*80) 154 return False 155 # 156 try: 157 CYTHON_VERSION = Cython.__version__ 158 except AttributeError: 159 from Cython.Compiler.Version import version as CYTHON_VERSION 160 REQUIRED = VERSION 161 m = re.match(r"(\d+\.\d+(?:\.\d+)?).*", CYTHON_VERSION) 162 if m: 163 Version = StrictVersion 164 AVAILABLE = m.groups()[0] 165 else: 166 Version = LooseVersion 167 AVAILABLE = CYTHON_VERSION 168 if (REQUIRED is not None and 169 Version(AVAILABLE) < Version(REQUIRED)): 170 warn("*"*80) 171 warn() 172 warn(" You need to install Cython %s (you have version %s)" 173 % (REQUIRED, CYTHON_VERSION)) 174 warn(" Download and install Cython <http://www.cython.org>") 175 warn() 176 warn("*"*80) 177 return False 178 # 179 return True 180 181def run_cython(source, depends=(), includes=(), 182 destdir_c=None, destdir_h=None, 183 wdir=None, force=False, VERSION=None): 184 from glob import glob 185 from distutils import log 186 from distutils import dep_util 187 from distutils.errors import DistutilsError 188 target = os.path.splitext(source)[0]+'.c' 189 cwd = os.getcwd() 190 try: 191 if wdir: os.chdir(wdir) 192 alldeps = [source] 193 for dep in depends: 194 alldeps += glob(dep) 195 if not (force or dep_util.newer_group(alldeps, target)): 196 log.debug("skipping '%s' -> '%s' (up-to-date)", 197 source, target) 198 return 199 finally: 200 os.chdir(cwd) 201 if not chk_cython(VERSION): 202 raise DistutilsError("requires Cython>=%s" % VERSION) 203 log.info("cythonizing '%s' -> '%s'", source, target) 204 from conf.cythonize import cythonize 205 err = cythonize(source, 206 includes=includes, 207 destdir_c=destdir_c, 208 destdir_h=destdir_h, 209 wdir=wdir) 210 if err: 211 raise DistutilsError( 212 "Cython failure: '%s' -> '%s'" % (source, target)) 213 214def build_sources(cmd): 215 from os.path import exists, isdir, join 216 if (exists(join('src', 'petsc4py.PETSc.c')) and 217 not (isdir('.hg') or isdir('.git')) and 218 not cmd.force): return 219 # petsc4py.PETSc 220 source = 'petsc4py.PETSc.pyx' 221 depends = ('include/*/*.pxd', 222 'PETSc/*.pyx', 223 'PETSc/*.pxi',) 224 includes = ['include'] 225 destdir_h = os.path.join('include', 'petsc4py') 226 run_cython(source, depends, includes, 227 destdir_c=None, destdir_h=destdir_h, wdir='src', 228 force=cmd.force, VERSION=CYTHON) 229 # libpetsc4py 230 source = os.path.join('libpetsc4py', 'libpetsc4py.pyx') 231 depends = ['include/petsc4py/*.pxd', 232 'libpetsc4py/*.pyx', 233 'libpetsc4py/*.pxi'] 234 includes = ['include'] 235 run_cython(source, depends, includes, 236 destdir_c=None, destdir_h=None, wdir='src', 237 force=cmd.force, VERSION=CYTHON) 238 239build_src.run = build_sources 240 241def run_testsuite(cmd): 242 from distutils.errors import DistutilsError 243 sys.path.insert(0, 'test') 244 try: 245 from runtests import main 246 finally: 247 del sys.path[0] 248 if cmd.dry_run: 249 return 250 args = cmd.args[:] or [] 251 if cmd.verbose < 1: 252 args.insert(0,'-q') 253 if cmd.verbose > 1: 254 args.insert(0,'-v') 255 err = main(args) 256 if err: 257 raise DistutilsError("test") 258 259test.run = run_testsuite 260 261# -------------------------------------------------------------------- 262 263def main(): 264 run_setup() 265 266if __name__ == '__main__': 267 main() 268 269# -------------------------------------------------------------------- 270