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 not os.path.exists(os.path.join('src', 'petsc4py.PETSc.c')): 109 setup_args['setup_requires'] = ['Cython>='+CYTHON] 110 # 111 setup(packages = ['petsc4py', 112 'petsc4py.lib',], 113 package_dir = {'petsc4py' : 'src', 114 'petsc4py.lib' : 'src/lib'}, 115 package_data = {'petsc4py' : ['include/petsc4py/*.h', 116 'include/petsc4py/*.i', 117 'include/petsc4py/*.pxd', 118 'include/petsc4py/*.pxi', 119 'include/petsc4py/*.pyx',], 120 'petsc4py.lib' : ['petsc.cfg'],}, 121 ext_modules = get_ext_modules(Extension), 122 cmdclass = {'config' : config, 123 'build' : build, 124 'build_src' : build_src, 125 'build_ext' : build_ext, 126 'clean' : clean, 127 'test' : test, 128 'sdist' : sdist, 129 }, 130 **setup_args) 131 132def chk_cython(VERSION): 133 from distutils import log 134 from distutils.version import LooseVersion 135 from distutils.version import StrictVersion 136 warn = lambda msg='': sys.stderr.write(msg+'\n') 137 # 138 try: 139 import Cython 140 except ImportError: 141 warn("*"*80) 142 warn() 143 warn(" You need to generate C source files with Cython!!") 144 warn(" Download and install Cython <http://www.cython.org>") 145 warn() 146 warn("*"*80) 147 return False 148 # 149 try: 150 CYTHON_VERSION = Cython.__version__ 151 except AttributeError: 152 from Cython.Compiler.Version import version as CYTHON_VERSION 153 REQUIRED = VERSION 154 m = re.match(r"(\d+\.\d+(?:\.\d+)?).*", CYTHON_VERSION) 155 if m: 156 Version = StrictVersion 157 AVAILABLE = m.groups()[0] 158 else: 159 Version = LooseVersion 160 AVAILABLE = CYTHON_VERSION 161 if (REQUIRED is not None and 162 Version(AVAILABLE) < Version(REQUIRED)): 163 warn("*"*80) 164 warn() 165 warn(" You need to install Cython %s (you have version %s)" 166 % (REQUIRED, CYTHON_VERSION)) 167 warn(" Download and install Cython <http://www.cython.org>") 168 warn() 169 warn("*"*80) 170 return False 171 # 172 return True 173 174def run_cython(source, depends=(), includes=(), 175 destdir_c=None, destdir_h=None, 176 wdir=None, force=False, VERSION=None): 177 from glob import glob 178 from distutils import log 179 from distutils import dep_util 180 from distutils.errors import DistutilsError 181 target = os.path.splitext(source)[0]+'.c' 182 cwd = os.getcwd() 183 try: 184 if wdir: os.chdir(wdir) 185 alldeps = [source] 186 for dep in depends: 187 alldeps += glob(dep) 188 if not (force or dep_util.newer_group(alldeps, target)): 189 log.debug("skipping '%s' -> '%s' (up-to-date)", 190 source, target) 191 return 192 finally: 193 os.chdir(cwd) 194 if not chk_cython(VERSION): 195 raise DistutilsError("requires Cython>=%s" % VERSION) 196 log.info("cythonizing '%s' -> '%s'", source, target) 197 from conf.cythonize import cythonize 198 err = cythonize(source, 199 includes=includes, 200 destdir_c=destdir_c, 201 destdir_h=destdir_h, 202 wdir=wdir) 203 if err: 204 raise DistutilsError( 205 "Cython failure: '%s' -> '%s'" % (source, target)) 206 207def build_sources(cmd): 208 from os.path import exists, isdir, join 209 if (exists(join('src', 'petsc4py.PETSc.c')) and 210 not (isdir('.hg') or isdir('.git')) and 211 not cmd.force): return 212 # petsc4py.PETSc 213 source = 'petsc4py.PETSc.pyx' 214 depends = ('include/*/*.pxd', 215 'PETSc/*.pyx', 216 'PETSc/*.pxi',) 217 includes = ['include'] 218 destdir_h = os.path.join('include', 'petsc4py') 219 run_cython(source, depends, includes, 220 destdir_c=None, destdir_h=destdir_h, wdir='src', 221 force=cmd.force, VERSION=CYTHON) 222 # libpetsc4py 223 source = os.path.join('libpetsc4py', 'libpetsc4py.pyx') 224 depends = ['include/petsc4py/*.pxd', 225 'libpetsc4py/*.pyx', 226 'libpetsc4py/*.pxi'] 227 includes = ['include'] 228 run_cython(source, depends, includes, 229 destdir_c=None, destdir_h=None, wdir='src', 230 force=cmd.force, VERSION=CYTHON) 231 232build_src.run = build_sources 233 234def run_testsuite(cmd): 235 from distutils.errors import DistutilsError 236 sys.path.insert(0, 'test') 237 try: 238 from runtests import main 239 finally: 240 del sys.path[0] 241 if cmd.dry_run: 242 return 243 args = cmd.args[:] or [] 244 if cmd.verbose < 1: 245 args.insert(0,'-q') 246 if cmd.verbose > 1: 247 args.insert(0,'-v') 248 err = main(args) 249 if err: 250 raise DistutilsError("test") 251 252test.run = run_testsuite 253 254# -------------------------------------------------------------------- 255 256def main(): 257 run_setup() 258 259if __name__ == '__main__': 260 main() 261 262# -------------------------------------------------------------------- 263