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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def define(self, *args: Any, **kwargs: Any) -> None: """Add new custom element."""

        if isinstance(args[0], str):
            self._define_orig(*args, **kwargs)
        elif isinstance(args[0], type):
            self._define_class(*args, **kwargs)
        else:
            raise TypeError(
                'Invalid argument for define: {}, {}'.format(args, kwargs))