pyo3/pytests/tests/test_misc.py

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import importlib
import platform
import sys
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import gevent
import pyo3_pytests.misc
import pytest
def test_issue_219():
# Should not deadlock
pyo3_pytests.misc.issue_219()
@pytest.mark.xfail(
platform.python_implementation() == "CPython" and sys.version_info < (3, 9),
reason="Cannot identify subinterpreters on Python older than 3.9",
)
def test_multiple_imports_same_interpreter_ok():
spec = importlib.util.find_spec("pyo3_pytests.pyo3_pytests")
module = importlib.util.module_from_spec(spec)
assert dir(module) == dir(pyo3_pytests.pyo3_pytests)
@pytest.mark.xfail(
platform.python_implementation() == "CPython" and sys.version_info < (3, 9),
reason="Cannot identify subinterpreters on Python older than 3.9",
)
@pytest.mark.skipif(
platform.python_implementation() == "PyPy",
reason="PyPy does not support subinterpreters",
)
def test_import_in_subinterpreter_forbidden():
import _xxsubinterpreters
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if sys.version_info < (3, 12):
expected_error = "PyO3 modules do not yet support subinterpreters, see https://github.com/PyO3/pyo3/issues/576"
else:
expected_error = "module pyo3_pytests.pyo3_pytests does not support loading in subinterpreters"
sub_interpreter = _xxsubinterpreters.create()
with pytest.raises(
_xxsubinterpreters.RunFailedError,
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match=expected_error,
):
_xxsubinterpreters.run_string(
sub_interpreter, "import pyo3_pytests.pyo3_pytests"
)
_xxsubinterpreters.destroy(sub_interpreter)
def test_type_full_name_includes_module():
numpy = pytest.importorskip("numpy")
assert pyo3_pytests.misc.get_type_full_name(numpy.bool_(True)) == "numpy.bool_"
def test_accepts_numpy_bool():
# binary numpy wheel not available on all platforms
numpy = pytest.importorskip("numpy")
assert pyo3_pytests.misc.accepts_bool(True) is True
assert pyo3_pytests.misc.accepts_bool(False) is False
assert pyo3_pytests.misc.accepts_bool(numpy.bool_(True)) is True
assert pyo3_pytests.misc.accepts_bool(numpy.bool_(False)) is False
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class ArbitraryClass:
worker_id: int
iteration: int
def __init__(self, worker_id: int, iteration: int):
self.worker_id = worker_id
self.iteration = iteration
def __repr__(self):
return f"ArbitraryClass({self.worker_id}, {self.iteration})"
def __del__(self):
print("del", self.worker_id, self.iteration)
def test_gevent():
def worker(worker_id: int) -> None:
for iteration in range(2):
d = {"key": ArbitraryClass(worker_id, iteration)}
def arbitrary_python_code():
# remove the dictionary entry so that the class value can be
# garbage collected
del d["key"]
print("gevent sleep", worker_id, iteration)
gevent.sleep(0)
print("after gevent sleep", worker_id, iteration)
print("start", worker_id, iteration)
pyo3_pytests.misc.get_item_and_run_callback(d, arbitrary_python_code)
print("end", worker_id, iteration)
workers = [gevent.spawn(worker, i) for i in range(2)]
gevent.joinall(workers)