import os
import shutil
import subprocess
import sys
import sysconfig
import pytest
from numpy.testing import IS_WASM
@pytest.mark.skipif(IS_WASM, reason="Can't start subprocess")
@pytest.mark.xfail(
sysconfig.get_config_var("Py_DEBUG"),
reason=(
"Py_LIMITED_API is incompatible with Py_DEBUG, Py_TRACE_REFS, "
"and Py_REF_DEBUG"
),
)
def test_limited_api(tmp_path):
"""Test building a third-party C extension with the limited API."""
# Based in part on test_cython from random.tests.test_extending
here = os.path.dirname(__file__)
ext_dir = os.path.join(here, "examples", "limited_api")
cytest = str(tmp_path / "limited_api")
shutil.copytree(ext_dir, cytest)
# build the examples and "install" them into a temporary directory
install_log = str(tmp_path / "tmp_install_log.txt")
subprocess.check_output(
[
sys.executable,
"setup.py",
"build",
"install",
"--prefix", str(tmp_path / "installdir"),
"--single-version-externally-managed",
"--record",
install_log,
],
cwd=cytest,
)
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