FM / linalg

/usr/local/lib64/python3.6/site-packages/numpy/linalg/

/usr/local/lib64/python3.6/site-packages/numpy/linalg

Name	Size	Mode	Actions
tests/	-	0755	rm
__pycache__/	-	0755	rm
lapack_lite.cpython-36m-x86_64-linux-gnu.so	25840	0755	edit dl rm
linalg.py	89527	0644	edit dl rm
setup.py	2786	0644	edit dl rm
_umath_linalg.cpython-36m-x86_64-linux-gnu.so	212880	0755	edit dl rm
__init__.py	1759	0644	edit dl rm

Edit: /usr/local/lib64/python3.6/site-packages/numpy/linalg/setup.py (2786B)

import os
import sys

def configuration(parent_package='', top_path=None):
    from numpy.distutils.misc_util import Configuration
    from numpy.distutils.system_info import get_info, system_info
    config = Configuration('linalg', parent_package, top_path)

config.add_subpackage('tests')

# Configure lapack_lite

src_dir = 'lapack_lite'
    lapack_lite_src = [
        os.path.join(src_dir, 'python_xerbla.c'),
        os.path.join(src_dir, 'f2c_z_lapack.c'),
        os.path.join(src_dir, 'f2c_c_lapack.c'),
        os.path.join(src_dir, 'f2c_d_lapack.c'),
        os.path.join(src_dir, 'f2c_s_lapack.c'),
        os.path.join(src_dir, 'f2c_lapack.c'),
        os.path.join(src_dir, 'f2c_blas.c'),
        os.path.join(src_dir, 'f2c_config.c'),
        os.path.join(src_dir, 'f2c.c'),
    ]
    all_sources = config.paths(lapack_lite_src)

if os.environ.get('NPY_USE_BLAS_ILP64', "0") != "0":
        lapack_info = get_info('lapack_ilp64_opt', 2)
    else:
        lapack_info = get_info('lapack_opt', 0)  # and {}

use_lapack_lite = not lapack_info

if use_lapack_lite:
        # This makes numpy.distutils write the fact that lapack_lite
        # is being used to numpy.__config__
        class numpy_linalg_lapack_lite(system_info):
            def calc_info(self):
                info = {'language': 'c'}
                if sys.maxsize > 2**32:
                    # Build lapack-lite in 64-bit integer mode.
                    # The suffix is arbitrary (lapack_lite symbols follow it),
                    # but use the "64_" convention here.
                    info['define_macros'] = [
                        ('HAVE_BLAS_ILP64', None),
                        ('BLAS_SYMBOL_SUFFIX', '64_')
                    ]
                self.set_info(**info)

lapack_info = numpy_linalg_lapack_lite().get_info(2)

def get_lapack_lite_sources(ext, build_dir):
        if use_lapack_lite:
            print("### Warning:  Using unoptimized lapack ###")
            return all_sources
        else:
            if sys.platform == 'win32':
                print("### Warning:  python_xerbla.c is disabled ###")
                return []
            return [all_sources[0]]

config.add_extension(
        'lapack_lite',
        sources=['lapack_litemodule.c', get_lapack_lite_sources],
        depends=['lapack_lite/f2c.h'],
        extra_info=lapack_info,
    )

# umath_linalg module
    config.add_extension(
        '_umath_linalg',
        sources=['umath_linalg.c.src', get_lapack_lite_sources],
        depends=['lapack_lite/f2c.h'],
        extra_info=lapack_info,
        libraries=['npymath'],
    )
    return config

if __name__ == '__main__':
    from numpy.distutils.core import setup
    setup(configuration=configuration)

cmd: