def on_cleanup_error(function, path, excinfo):
                click.secho("warning: failed to remove file or directory: {}\n"
                            "please delete it manually.".format(path),
                            fg="red")
def test_simple_structs(self):
        for code, tp in self.formats.items():
            class X(Structure):
                _fields_ = [("x", c_char),
                            ("y", tp)]
            self.assertEqual((sizeof(X), code),
                                 (calcsize("c%c0%c" % (code, code)), code))