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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 languages(self, **kwargs):
 """Get languages used in the project with percentage value. Args: **kwargs: Extra options to send to the server (e.g. sudo) Raises: GitlabAuthenticationError: If authentication is not correct GitlabGetError: If the server failed to perform the request """

        path = '/projects/%s/languages' % self.get_id()
        return self.manager.gitlab.http_get(path, **kwargs)