Function supports_extended_attributes

Lib/test/test_os/test_os.py:3737–3750

()

def supports_extended_attributes():
    if not hasattr(os, "setxattr"):
        return False

    try:
        with open(os_helper.TESTFN, "xb", 0) as fp:
            try:
                os.setxattr(fp.fileno(), b"user.test", b"")
            except OSError:
                return False
    finally:
        os_helper.unlink(os_helper.TESTFN)

    return True


@unittest.skipUnless(supports_extended_attributes(),