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#!/usr/bin/env python3
"""Run Cython with custom options."""
import os
import sys
appdir = os.path.dirname(os.path.abspath(__file__))
sys.path.insert(0, appdir)
import cyautodoc # noqa: F401,E402
from Cython.Compiler.Main import main as cython_main # noqa: E402
def cythonize(args=None):
"""Run `cython --3str --cleanup 3 <args>...`."""
if args is None:
argv = sys.argv[:]
else:
argv = [os.path.abspath(__file__)] + list(args)
if '--cleanup' not in argv:
argv[1:1] = ['--cleanup', '3']
if '--3str' not in argv:
argv[1:1] = ['--3str']
cwd = os.getcwd()
sys_argv = sys.argv[:]
try:
sys.argv[:] = argv
cython_main(command_line=1)
return 0
except SystemExit as exc:
return exc.code
finally:
os.chdir(cwd)
sys.argv[:] = sys_argv
def main():
"""Entry-point to run Cython with custom options."""
args = sys.argv[1:]
if not args:
topdir = os.path.dirname(appdir)
srcdir = os.path.join(topdir, 'src')
source = os.path.join('slepc4py', 'SLEPc.pyx')
target = os.path.join('slepc4py', 'SLEPc.c')
args += ['--working', srcdir]
args += [source, '--output-file', target]
sys.exit(cythonize(args))
if __name__ == "__main__":
main()
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