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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 _get_args(self, kwargs):
        '''
        Discard all keywords which aren't function-specific from the kwargs.

        :param kwargs:
        :return:
        '''
        _args = list()
        _kwargs = salt.utils.args.clean_kwargs(**kwargs)

        return _args, _kwargs