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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 update(self, job_id, sql_query):
 """ Updates the sql query of a specific job :param job_id: The id of the job to be updated :param sql_query: The new SQL query for the job :type job_id: str :type sql_query: str :return: Response data, either as json or as a regular response.content object :rtype: object :raise: CartoException """

        header = {'content-type': 'application/json'}
        data = self.send(self.api_url + job_id,
                         http_method="PUT",
                         json_body={"query": sql_query},
                         http_header=header)
        return data