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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_request(self, request_url, request_method, **params):
 """ Return a Request object that has the GET parameters attached to the url or the POST data attached to the object. """

        if request_method == 'GET':
            if params:
                request_url += '&%s' % urlencode(params)
            request = Request(request_url)
        elif request_method == 'POST':
            request = Request(request_url, urlencode(params, doseq=1))
        return request