xref: /petsc/setup.py (revision 221f8b4d764a4409682f1b568bab75e733fbd861)
1#!/usr/bin/env python
2
3"""
4PETSc for Python
5================
6
7Python bindings for PETSc libraries.
8"""
9
10
11## try:
12##     import setuptools
13## except ImportError:
14##     pass
15
16
17# -----------------------------------------------------------------------------
18# Metadata
19# -----------------------------------------------------------------------------
20
21from conf.metadata import metadata
22
23def version():
24    import os, re
25    data = open(os.path.join('src', '__init__.py')).read()
26    m = re.search(r"__version__\s*=\s*'(.*)'", data)
27    return m.groups()[0]
28
29name     = 'petsc4py'
30version  = version()
31
32url      = 'http://%(name)s.googlecode.com/' % vars()
33download = url + 'files/%(name)s-%(version)s.tar.gz' % vars()
34
35descr    = __doc__.strip().split('\n'); del descr[1:3]
36devstat  = ['Development Status :: 3 - Alpha']
37keywords = ['PETSc', 'MPI']
38
39metadata['name'] = name
40metadata['version'] = version
41metadata['description'] = descr.pop(0)
42metadata['long_description'] = '\n'.join(descr)
43metadata['keywords'] += keywords
44metadata['classifiers'] += devstat
45metadata['url'] = url
46metadata['download_url'] = download
47
48metadata['provides'] = ['petsc4py']
49metadata['requires'] = ['numpy']
50
51# -----------------------------------------------------------------------------
52# Extension modules
53# -----------------------------------------------------------------------------
54
55def get_ext_modules(Extension):
56    from os   import walk, path
57    from glob import glob
58    depends = []
59    for pth, dirs, files in walk('src'):
60        depends += glob(path.join(pth, '*.h'))
61    for pth, dirs, files in walk(path.join('src', 'source')):
62        depends += glob(path.join(pth, '*.h'))
63        depends += glob(path.join(pth, '*.c'))
64    try:
65        import numpy
66        numpy_includes = [numpy.get_include()]
67    except ImportError:
68        numpy_includes = []
69    return [Extension('petsc4py.lib.PETSc',
70                      sources=['src/PETSc.c',
71                               'src/source/libpetsc4py.c',
72                               ],
73                      include_dirs=['src/include',
74                                    'src/source',
75                                    ] + numpy_includes,
76                      depends=depends)]
77
78# -----------------------------------------------------------------------------
79# Setup
80# -----------------------------------------------------------------------------
81
82from conf.petscconf import setup, Extension
83from conf.petscconf import config, build, build_ext
84
85def run_setup():
86    setup(packages     = ['petsc4py',
87                          'petsc4py.lib',],
88          package_dir  = {'petsc4py'     : 'src',
89                          'petsc4py.lib' : 'src/lib'},
90          package_data = {'petsc4py'     : ['include/petsc4py/*.h',
91                                            'include/petsc4py/*.i',
92                                            'include/petsc4py/*.pxd',
93                                            'include/petsc4py/*.pxi',
94                                            'include/petsc4py/*.pyx',],
95                          'petsc4py.lib' : ['petsc.cfg'],},
96          ext_modules  = get_ext_modules(Extension),
97          cmdclass     = {'config'     : config,
98                          'build'      : build,
99                          'build_ext'  : build_ext},
100          **metadata)
101
102def run_cython(*C_SOURCE):
103    import sys, os
104    if os.path.exists(os.path.join(*C_SOURCE)): return
105    if "install" not in sys.argv: return
106    warn = lambda msg='': sys.stderr.write(msg+'\n')
107    warn("*"*80)
108    warn()
109    warn(" Attempting to generate C source files with Cython!!")
110    warn()
111    warn("*"*80)
112    try:
113        import conf.cythonize
114        conf.cythonize.run('petsc4py.PETSc.pyx', wdir='src')
115    except ImportError:
116        warn("*"*80)
117        warn()
118        warn(" Download and install Cython <http://www.cython.org>")
119        warn(" and next execute in your shell:")
120        warn()
121        warn("   $ python ./conf/cythonize.py")
122        warn()
123        warn("*"*80)
124        raise
125    except:
126        warn("*"*80)
127        warn()
128        warn(" Unable to generate C source files with Cython!!")
129        warn()
130        warn("*"*80)
131        raise
132
133if __name__ == '__main__':
134    run_cython('src', 'petsc4py.PETSc.c')
135    try:
136        run_setup()
137    except:
138        raise
139
140# -----------------------------------------------------------------------------
141