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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 _prepare_request_json(self, kwargs):
 """Prepare request args for sending to device as JSON."""


        # Check for python keywords in dict
        kwargs = self._check_for_python_keywords(kwargs)

        # Check for the key 'check' in kwargs
        if 'check' in kwargs:
            od = OrderedDict()
            od['check'] = kwargs['check']
            kwargs.pop('check')
            od.update(kwargs)
            return od
        return kwargs