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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 lint(self, content, **kwargs):
 """Validate a gitlab CI configuration. Args: content (txt):
 The .gitlab-ci.yml content **kwargs: Extra options to send to the server (e.g. sudo) Raises: GitlabAuthenticationError: If authentication is not correct GitlabVerifyError: If the validation could not be done Returns: tuple: (True, []) if the file is valid, (False, errors(list)) otherwise """

        post_data = {'content': content}
        data = self.http_post('/ci/lint', post_data=post_data, **kwargs)
        return (data['status'] == 'valid', data['errors'])