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 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 'petsc4py.lib' : ['petsc.cfg'],}, 126 ext_modules = get_ext_modules(Extension), 127 cmdclass = {'config' : config, 128 'build' : build, 129 'build_src' : build_src, 130 'build_ext' : build_ext, 131 'clean' : clean, 132 'test' : test, 133 'sdist' : sdist, 134 }, 135 **setup_args) 136 137def chk_cython(VERSION): 138 from distutils import log 139 from distutils.version import LooseVersion 140 from distutils.version import StrictVersion 141 warn = lambda msg='': sys.stderr.write(msg+'\n') 142 # 143 try: 144 import Cython 145 except ImportError: 146 warn("*"*80) 147 warn() 148 warn(" You need to generate C source files with Cython!!") 149 warn(" Download and install Cython <http://www.cython.org>") 150 warn() 151 warn("*"*80) 152 return False 153 # 154 try: 155 CYTHON_VERSION = Cython.__version__ 156 except AttributeError: 157 from Cython.Compiler.Version import version as CYTHON_VERSION 158 REQUIRED = VERSION 159 m = re.match(r"(\d+\.\d+(?:\.\d+)?).*", CYTHON_VERSION) 160 if m: 161 Version = StrictVersion 162 AVAILABLE = m.groups()[0] 163 else: 164 Version = LooseVersion 165 AVAILABLE = CYTHON_VERSION 166 if (REQUIRED is not None and 167 Version(AVAILABLE) < Version(REQUIRED)): 168 warn("*"*80) 169 warn() 170 warn(" You need to install Cython %s (you have version %s)" 171 % (REQUIRED, CYTHON_VERSION)) 172 warn(" Download and install Cython <http://www.cython.org>") 173 warn() 174 warn("*"*80) 175 return False 176 # 177 return True 178 179def run_cython(source, depends=(), includes=(), 180 destdir_c=None, destdir_h=None, 181 wdir=None, force=False, VERSION=None): 182 from glob import glob 183 from distutils import log 184 from distutils import dep_util 185 from distutils.errors import DistutilsError 186 target = os.path.splitext(source)[0]+'.c' 187 cwd = os.getcwd() 188 try: 189 if wdir: os.chdir(wdir) 190 alldeps = [source] 191 for dep in depends: 192 alldeps += glob(dep) 193 if not (force or dep_util.newer_group(alldeps, target)): 194 log.debug("skipping '%s' -> '%s' (up-to-date)", 195 source, target) 196 return 197 finally: 198 os.chdir(cwd) 199 if not chk_cython(VERSION): 200 raise DistutilsError("requires Cython>=%s" % VERSION) 201 log.info("cythonizing '%s' -> '%s'", source, target) 202 from conf.cythonize import cythonize 203 err = cythonize(source, 204 includes=includes, 205 destdir_c=destdir_c, 206 destdir_h=destdir_h, 207 wdir=wdir) 208 if err: 209 raise DistutilsError( 210 "Cython failure: '%s' -> '%s'" % (source, target)) 211 212def build_sources(cmd): 213 from os.path import exists, isdir, join 214 if (exists(join('src', 'petsc4py.PETSc.c')) and 215 not (isdir('.hg') or isdir('.git')) and 216 not cmd.force): return 217 # petsc4py.PETSc 218 source = 'petsc4py.PETSc.pyx' 219 depends = ('include/*/*.pxd', 220 'PETSc/*.pyx', 221 'PETSc/*.pxi',) 222 includes = ['include'] 223 destdir_h = os.path.join('include', 'petsc4py') 224 run_cython(source, depends, includes, 225 destdir_c=None, destdir_h=destdir_h, wdir='src', 226 force=cmd.force, VERSION=CYTHON) 227 # libpetsc4py 228 source = os.path.join('libpetsc4py', 'libpetsc4py.pyx') 229 depends = ['include/petsc4py/*.pxd', 230 'libpetsc4py/*.pyx', 231 'libpetsc4py/*.pxi'] 232 includes = ['include'] 233 run_cython(source, depends, includes, 234 destdir_c=None, destdir_h=None, wdir='src', 235 force=cmd.force, VERSION=CYTHON) 236 237build_src.run = build_sources 238 239def run_testsuite(cmd): 240 from distutils.errors import DistutilsError 241 sys.path.insert(0, 'test') 242 try: 243 from runtests import main 244 finally: 245 del sys.path[0] 246 if cmd.dry_run: 247 return 248 args = cmd.args[:] or [] 249 if cmd.verbose < 1: 250 args.insert(0,'-q') 251 if cmd.verbose > 1: 252 args.insert(0,'-v') 253 err = main(args) 254 if err: 255 raise DistutilsError("test") 256 257test.run = run_testsuite 258 259# -------------------------------------------------------------------- 260 261def main(): 262 run_setup() 263 264if __name__ == '__main__': 265 main() 266 267# -------------------------------------------------------------------- 268