# these are all functions _testcapi exports whose name begins with 'test_'.

from collections import OrderedDict

import _thread

import importlib.machinery

import importlib.util

import os

# "PyThread_get_thread_native_id" symbols are exported by the Python

# (directly by the binary, or via by the Python dynamic library).

ctypes = import_helper.import_module('ctypes')

names = ['PyThread_get_thread_native_id']

names = []

# Test if the PY_HAVE_THREAD_NATIVE_ID macro is defined

if hasattr(_thread, 'get_native_id'):

names.append('PyThread_get_thread_native_id')

# Python/frozenmain.c fails to build on Windows when the symbols are

# missing:

# - PyInitFrozenExtensions

if os.name != 'nt':

names.append('Py_FrozenMain')

for name in names:

with self.subTest(name=name):

self.assertTrue(hasattr(ctypes.pythonapi, name))