_test_multiprocessing.py 文件源码

def test_import(self):
        modules = self.get_module_names()
        if sys.platform == 'win32':
            modules.remove('multiprocessing.popen_fork')
            modules.remove('multiprocessing.popen_forkserver')
            modules.remove('multiprocessing.popen_spawn_posix')
        else:
            modules.remove('multiprocessing.popen_spawn_win32')
            if not HAS_REDUCTION:
                modules.remove('multiprocessing.popen_forkserver')

        if c_int is None:
            # This module requires _ctypes
            modules.remove('multiprocessing.sharedctypes')

        for name in modules:
            __import__(name)
            mod = sys.modules[name]
            self.assertTrue(hasattr(mod, '__all__'), name)

            for attr in mod.__all__:
                self.assertTrue(
                    hasattr(mod, attr),
                    '%r does not have attribute %r' % (mod, attr)
                    )

#
# Quick test that logging works -- does not test logging output
#