Inzynierka/Lib/site-packages/scipy/stats/_generate_pyx.py
2023-06-02 12:51:02 +02:00

76 lines
2.6 KiB
Python

import pathlib
import subprocess
import sys
import os
import argparse
def isNPY_OLD():
'''
A new random C API was added in 1.18 and became stable in 1.19.
Prefer the new random C API when building with recent numpy.
'''
import numpy as np
ver = tuple(int(num) for num in np.__version__.split('.')[:2])
return ver < (1, 19)
def make_biasedurn(outdir):
'''Substitute True/False values for NPY_OLD Cython build variable.'''
biasedurn_base = (pathlib.Path(__file__).parent / '_biasedurn').absolute()
with open(biasedurn_base.with_suffix('.pyx.templ'), 'r') as src:
contents = src.read()
outfile = outdir / '_biasedurn.pyx'
with open(outfile, 'w') as dest:
dest.write(contents.format(NPY_OLD=str(bool(isNPY_OLD()))))
def make_unuran(srcdir, outdir):
"""Substitute True/False values for NPY_OLD Cython build variable."""
import re
with open(srcdir / "unuran_wrapper.pyx.templ", "r") as src:
contents = src.read()
with open(outdir / "unuran_wrapper.pyx", "w") as dest:
dest.write(re.sub("DEF NPY_OLD = isNPY_OLD",
f"DEF NPY_OLD = {isNPY_OLD()}",
contents))
def make_boost(outdir, distutils_build=False):
# Call code generator inside _boost directory
code_gen = pathlib.Path(__file__).parent / '_boost/include/code_gen.py'
if distutils_build:
subprocess.run([sys.executable, str(code_gen), '-o', outdir,
'--distutils-build', 'True'], check=True)
else:
subprocess.run([sys.executable, str(code_gen), '-o', outdir],
check=True)
if __name__ == '__main__':
parser = argparse.ArgumentParser()
parser.add_argument("-o", "--outdir", type=str,
help="Path to the output directory")
args = parser.parse_args()
if not args.outdir:
# We're dealing with a distutils build here, write in-place:
outdir_abs = pathlib.Path(os.path.abspath(os.path.dirname(__file__)))
make_biasedurn(outdir_abs)
outdir_abs_boost = outdir_abs / '_boost' / 'src'
if not os.path.exists(outdir_abs_boost):
os.makedirs(outdir_abs_boost)
make_boost(outdir_abs_boost, distutils_build=True)
outdir_abs_unuran = outdir_abs / '_unuran'
make_unuran(outdir_abs_unuran, outdir_abs_unuran)
else:
# Meson build
srcdir_abs = pathlib.Path(os.path.abspath(os.path.dirname(__file__)))
outdir_abs = pathlib.Path(os.getcwd()) / args.outdir
make_biasedurn(outdir_abs)
make_boost(outdir_abs)
make_unuran(srcdir_abs / '_unuran', outdir_abs)